161937750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{977}}^1$

素因数の和:1027

約数の個数: 128

約数和(自身を含む): 461365632

約数和(自身を除く): 299427882

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 25, 26, 30, 34, 39, 50, 51, 65, 75, 78, 85, 102, 125, 130, 150, 170, 195, 221, 250, 255, 325, 375, 390, 425, 442, 510, 650, 663, 750, 850, 975, 977, 1105, 1275, 1326, 1625, 1950, 1954, 2125, 2210, 2550, 2931, 3250, 3315, 4250, 4875, 4885, 5525, 5862, 6375, 6630, 9750, 9770, 11050, 12701, 12750, 14655, 16575, 16609, 24425, 25402, 27625, 29310, 33150, 33218, 38103, 48850, 49827, 55250, 63505, 73275, 76206, 82875, 83045, 99654, 122125, 127010, 146550, 165750, 166090, 190515, 215917, 244250, 249135, 317525, 366375, 381030, 415225, 431834, 498270, 635050, 647751, 732750, 830450, 952575, 1079585, 1245675, 1295502, 1587625, 1905150, 2076125, 2159170, 2491350, 3175250, 3238755, 4152250, 4762875, 5397925, 6228375, 6477510, 9525750, 10795850, 12456750, 16193775, 26989625, 32387550, 53979250, 80968875, 161937750]

約数ペア:

[(1, 161937750), (2, 80968875), (3, 53979250), (5, 32387550), (6, 26989625), (10, 16193775), (13, 12456750), (15, 10795850), (17, 9525750), (25, 6477510), (26, 6228375), (30, 5397925), (34, 4762875), (39, 4152250), (50, 3238755), (51, 3175250), (65, 2491350), (75, 2159170), (78, 2076125), (85, 1905150), (102, 1587625), (125, 1295502), (130, 1245675), (150, 1079585), (170, 952575), (195, 830450), (221, 732750), (250, 647751), (255, 635050), (325, 498270), (375, 431834), (390, 415225), (425, 381030), (442, 366375), (510, 317525), (650, 249135), (663, 244250), (750, 215917), (850, 190515), (975, 166090), (977, 165750), (1105, 146550), (1275, 127010), (1326, 122125), (1625, 99654), (1950, 83045), (1954, 82875), (2125, 76206), (2210, 73275), (2550, 63505), (2931, 55250), (3250, 49827), (3315, 48850), (4250, 38103), (4875, 33218), (4885, 33150), (5525, 29310), (5862, 27625), (6375, 25402), (6630, 24425), (9750, 16609), (9770, 16575), (11050, 14655), (12701, 12750)]