238127500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1$

素因数の和:485

約数の個数: 120

約数和(自身を含む): 595159488

約数和(自身を除く): 357031988

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 125, 130, 170, 221, 250, 260, 325, 340, 425, 431, 442, 500, 625, 650, 850, 862, 884, 1105, 1250, 1300, 1625, 1700, 1724, 2125, 2155, 2210, 2500, 3250, 4250, 4310, 4420, 5525, 5603, 6500, 7327, 8125, 8500, 8620, 10625, 10775, 11050, 11206, 14654, 16250, 21250, 21550, 22100, 22412, 27625, 28015, 29308, 32500, 36635, 42500, 43100, 53875, 55250, 56030, 73270, 95251, 107750, 110500, 112060, 138125, 140075, 146540, 183175, 190502, 215500, 269375, 276250, 280150, 366350, 381004, 476255, 538750, 552500, 560300, 700375, 732700, 915875, 952510, 1077500, 1400750, 1831750, 1905020, 2381275, 2801500, 3501875, 3663500, 4579375, 4762550, 7003750, 9158750, 9525100, 11906375, 14007500, 18317500, 23812750, 47625500, 59531875, 119063750, 238127500]

約数ペア:

[(1, 238127500), (2, 119063750), (4, 59531875), (5, 47625500), (10, 23812750), (13, 18317500), (17, 14007500), (20, 11906375), (25, 9525100), (26, 9158750), (34, 7003750), (50, 4762550), (52, 4579375), (65, 3663500), (68, 3501875), (85, 2801500), (100, 2381275), (125, 1905020), (130, 1831750), (170, 1400750), (221, 1077500), (250, 952510), (260, 915875), (325, 732700), (340, 700375), (425, 560300), (431, 552500), (442, 538750), (500, 476255), (625, 381004), (650, 366350), (850, 280150), (862, 276250), (884, 269375), (1105, 215500), (1250, 190502), (1300, 183175), (1625, 146540), (1700, 140075), (1724, 138125), (2125, 112060), (2155, 110500), (2210, 107750), (2500, 95251), (3250, 73270), (4250, 56030), (4310, 55250), (4420, 53875), (5525, 43100), (5603, 42500), (6500, 36635), (7327, 32500), (8125, 29308), (8500, 28015), (8620, 27625), (10625, 22412), (10775, 22100), (11050, 21550), (11206, 21250), (14654, 16250)]