855440000

素因数分解:

$2^7\times 5^4\times {\mathrm{17}}^2\times {\mathrm{37}}^1$

素因数の和:105

約数の個数: 240

約数和(自身を含む): 2323342230

約数和(自身を除く): 1467902230

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 37, 40, 50, 64, 68, 74, 80, 85, 100, 125, 128, 136, 148, 160, 170, 185, 200, 250, 272, 289, 296, 320, 340, 370, 400, 425, 500, 544, 578, 592, 625, 629, 640, 680, 740, 800, 850, 925, 1000, 1088, 1156, 1184, 1250, 1258, 1360, 1445, 1480, 1600, 1700, 1850, 2000, 2125, 2176, 2312, 2368, 2500, 2516, 2720, 2890, 2960, 3145, 3200, 3400, 3700, 4000, 4250, 4624, 4625, 4736, 5000, 5032, 5440, 5780, 5920, 6290, 6800, 7225, 7400, 8000, 8500, 9248, 9250, 10000, 10064, 10625, 10693, 10880, 11560, 11840, 12580, 13600, 14450, 14800, 15725, 16000, 17000, 18496, 18500, 20000, 20128, 21250, 21386, 23120, 23125, 23680, 25160, 27200, 28900, 29600, 31450, 34000, 36125, 36992, 37000, 40000, 40256, 42500, 42772, 46240, 46250, 50320, 53465, 54400, 57800, 59200, 62900, 68000, 72250, 74000, 78625, 80000, 80512, 85000, 85544, 92480, 92500, 100640, 106930, 115600, 118400, 125800, 136000, 144500, 148000, 157250, 170000, 171088, 180625, 184960, 185000, 201280, 213860, 231200, 251600, 267325, 272000, 289000, 296000, 314500, 340000, 342176, 361250, 370000, 393125, 402560, 427720, 462400, 503200, 534650, 578000, 592000, 629000, 680000, 684352, 722500, 740000, 786250, 855440, 924800, 1006400, 1069300, 1156000, 1258000, 1336625, 1360000, 1368704, 1445000, 1480000, 1572500, 1710880, 2012800, 2138600, 2312000, 2516000, 2673250, 2890000, 2960000, 3145000, 3421760, 4277200, 4624000, 5032000, 5346500, 5780000, 6290000, 6683125, 6843520, 8554400, 10064000, 10693000, 11560000, 12580000, 13366250, 17108800, 21386000, 23120000, 25160000, 26732500, 34217600, 42772000, 50320000, 53465000, 85544000, 106930000, 171088000, 213860000, 427720000, 855440000]

約数ペア:

[(1, 855440000), (2, 427720000), (4, 213860000), (5, 171088000), (8, 106930000), (10, 85544000), (16, 53465000), (17, 50320000), (20, 42772000), (25, 34217600), (32, 26732500), (34, 25160000), (37, 23120000), (40, 21386000), (50, 17108800), (64, 13366250), (68, 12580000), (74, 11560000), (80, 10693000), (85, 10064000), (100, 8554400), (125, 6843520), (128, 6683125), (136, 6290000), (148, 5780000), (160, 5346500), (170, 5032000), (185, 4624000), (200, 4277200), (250, 3421760), (272, 3145000), (289, 2960000), (296, 2890000), (320, 2673250), (340, 2516000), (370, 2312000), (400, 2138600), (425, 2012800), (500, 1710880), (544, 1572500), (578, 1480000), (592, 1445000), (625, 1368704), (629, 1360000), (640, 1336625), (680, 1258000), (740, 1156000), (800, 1069300), (850, 1006400), (925, 924800), (1000, 855440), (1088, 786250), (1156, 740000), (1184, 722500), (1250, 684352), (1258, 680000), (1360, 629000), (1445, 592000), (1480, 578000), (1600, 534650), (1700, 503200), (1850, 462400), (2000, 427720), (2125, 402560), (2176, 393125), (2312, 370000), (2368, 361250), (2500, 342176), (2516, 340000), (2720, 314500), (2890, 296000), (2960, 289000), (3145, 272000), (3200, 267325), (3400, 251600), (3700, 231200), (4000, 213860), (4250, 201280), (4624, 185000), (4625, 184960), (4736, 180625), (5000, 171088), (5032, 170000), (5440, 157250), (5780, 148000), (5920, 144500), (6290, 136000), (6800, 125800), (7225, 118400), (7400, 115600), (8000, 106930), (8500, 100640), (9248, 92500), (9250, 92480), (10000, 85544), (10064, 85000), (10625, 80512), (10693, 80000), (10880, 78625), (11560, 74000), (11840, 72250), (12580, 68000), (13600, 62900), (14450, 59200), (14800, 57800), (15725, 54400), (16000, 53465), (17000, 50320), (18496, 46250), (18500, 46240), (20000, 42772), (20128, 42500), (21250, 40256), (21386, 40000), (23120, 37000), (23125, 36992), (23680, 36125), (25160, 34000), (27200, 31450), (28900, 29600)]