84320000

素因数分解:

$2^8\times 5^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:84

約数の個数: 180

約数和(自身を含む): 229876416

約数和(自身を除く): 145556416

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 31, 32, 34, 40, 50, 62, 64, 68, 80, 85, 100, 124, 125, 128, 136, 155, 160, 170, 200, 248, 250, 256, 272, 310, 320, 340, 400, 425, 496, 500, 527, 544, 620, 625, 640, 680, 775, 800, 850, 992, 1000, 1054, 1088, 1240, 1250, 1280, 1360, 1550, 1600, 1700, 1984, 2000, 2108, 2125, 2176, 2480, 2500, 2635, 2720, 3100, 3200, 3400, 3875, 3968, 4000, 4216, 4250, 4352, 4960, 5000, 5270, 5440, 6200, 6400, 6800, 7750, 7936, 8000, 8432, 8500, 9920, 10000, 10540, 10625, 10880, 12400, 13175, 13600, 15500, 16000, 16864, 17000, 19375, 19840, 20000, 21080, 21250, 21760, 24800, 26350, 27200, 31000, 32000, 33728, 34000, 38750, 39680, 40000, 42160, 42500, 49600, 52700, 54400, 62000, 65875, 67456, 68000, 77500, 80000, 84320, 85000, 99200, 105400, 108800, 124000, 131750, 134912, 136000, 155000, 160000, 168640, 170000, 198400, 210800, 248000, 263500, 272000, 310000, 329375, 337280, 340000, 421600, 496000, 527000, 544000, 620000, 658750, 674560, 680000, 843200, 992000, 1054000, 1240000, 1317500, 1360000, 1686400, 2108000, 2480000, 2635000, 2720000, 3372800, 4216000, 4960000, 5270000, 8432000, 10540000, 16864000, 21080000, 42160000, 84320000]

約数ペア:

[(1, 84320000), (2, 42160000), (4, 21080000), (5, 16864000), (8, 10540000), (10, 8432000), (16, 5270000), (17, 4960000), (20, 4216000), (25, 3372800), (31, 2720000), (32, 2635000), (34, 2480000), (40, 2108000), (50, 1686400), (62, 1360000), (64, 1317500), (68, 1240000), (80, 1054000), (85, 992000), (100, 843200), (124, 680000), (125, 674560), (128, 658750), (136, 620000), (155, 544000), (160, 527000), (170, 496000), (200, 421600), (248, 340000), (250, 337280), (256, 329375), (272, 310000), (310, 272000), (320, 263500), (340, 248000), (400, 210800), (425, 198400), (496, 170000), (500, 168640), (527, 160000), (544, 155000), (620, 136000), (625, 134912), (640, 131750), (680, 124000), (775, 108800), (800, 105400), (850, 99200), (992, 85000), (1000, 84320), (1054, 80000), (1088, 77500), (1240, 68000), (1250, 67456), (1280, 65875), (1360, 62000), (1550, 54400), (1600, 52700), (1700, 49600), (1984, 42500), (2000, 42160), (2108, 40000), (2125, 39680), (2176, 38750), (2480, 34000), (2500, 33728), (2635, 32000), (2720, 31000), (3100, 27200), (3200, 26350), (3400, 24800), (3875, 21760), (3968, 21250), (4000, 21080), (4216, 20000), (4250, 19840), (4352, 19375), (4960, 17000), (5000, 16864), (5270, 16000), (5440, 15500), (6200, 13600), (6400, 13175), (6800, 12400), (7750, 10880), (7936, 10625), (8000, 10540), (8432, 10000), (8500, 9920)]