42160000

素因数分解:

$2^7\times 5^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:82

約数の個数: 160

約数和(自身を含む): 114713280

約数和(自身を除く): 72553280

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, 272, 310, 320, 340, 400, 425, 496, 500, 527, 544, 620, 625, 640, 680, 775, 800, 850, 992, 1000, 1054, 1088, 1240, 1250, 1360, 1550, 1600, 1700, 1984, 2000, 2108, 2125, 2176, 2480, 2500, 2635, 2720, 3100, 3200, 3400, 3875, 3968, 4000, 4216, 4250, 4960, 5000, 5270, 5440, 6200, 6800, 7750, 8000, 8432, 8500, 9920, 10000, 10540, 10625, 10880, 12400, 13175, 13600, 15500, 16000, 16864, 17000, 19375, 19840, 20000, 21080, 21250, 24800, 26350, 27200, 31000, 33728, 34000, 38750, 40000, 42160, 42500, 49600, 52700, 54400, 62000, 65875, 67456, 68000, 77500, 80000, 84320, 85000, 99200, 105400, 124000, 131750, 136000, 155000, 168640, 170000, 210800, 248000, 263500, 272000, 310000, 329375, 337280, 340000, 421600, 496000, 527000, 620000, 658750, 680000, 843200, 1054000, 1240000, 1317500, 1360000, 1686400, 2108000, 2480000, 2635000, 4216000, 5270000, 8432000, 10540000, 21080000, 42160000]

約数ペア:

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