7845500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:120

約数の個数: 96

約数和(自身を含む): 19813248

約数和(自身を除く): 11967748

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 71, 85, 100, 125, 130, 142, 170, 221, 250, 260, 284, 325, 340, 355, 425, 442, 500, 650, 710, 850, 884, 923, 1105, 1207, 1300, 1420, 1625, 1700, 1775, 1846, 2125, 2210, 2414, 3250, 3550, 3692, 4250, 4420, 4615, 4828, 5525, 6035, 6500, 7100, 8500, 8875, 9230, 11050, 12070, 15691, 17750, 18460, 22100, 23075, 24140, 27625, 30175, 31382, 35500, 46150, 55250, 60350, 62764, 78455, 92300, 110500, 115375, 120700, 150875, 156910, 230750, 301750, 313820, 392275, 461500, 603500, 784550, 1569100, 1961375, 3922750, 7845500]

約数ペア:

[(1, 7845500), (2, 3922750), (4, 1961375), (5, 1569100), (10, 784550), (13, 603500), (17, 461500), (20, 392275), (25, 313820), (26, 301750), (34, 230750), (50, 156910), (52, 150875), (65, 120700), (68, 115375), (71, 110500), (85, 92300), (100, 78455), (125, 62764), (130, 60350), (142, 55250), (170, 46150), (221, 35500), (250, 31382), (260, 30175), (284, 27625), (325, 24140), (340, 23075), (355, 22100), (425, 18460), (442, 17750), (500, 15691), (650, 12070), (710, 11050), (850, 9230), (884, 8875), (923, 8500), (1105, 7100), (1207, 6500), (1300, 6035), (1420, 5525), (1625, 4828), (1700, 4615), (1775, 4420), (1846, 4250), (2125, 3692), (2210, 3550), (2414, 3250)]