7315100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1$

素因数の和:375

約数の個数: 72

約数和(自身を含む): 18155088

約数和(自身を除く): 10839988

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 221, 260, 325, 331, 340, 425, 442, 650, 662, 850, 884, 1105, 1300, 1324, 1655, 1700, 2210, 3310, 4303, 4420, 5525, 5627, 6620, 8275, 8606, 11050, 11254, 16550, 17212, 21515, 22100, 22508, 28135, 33100, 43030, 56270, 73151, 86060, 107575, 112540, 140675, 146302, 215150, 281350, 292604, 365755, 430300, 562700, 731510, 1463020, 1828775, 3657550, 7315100]

約数ペア:

[(1, 7315100), (2, 3657550), (4, 1828775), (5, 1463020), (10, 731510), (13, 562700), (17, 430300), (20, 365755), (25, 292604), (26, 281350), (34, 215150), (50, 146302), (52, 140675), (65, 112540), (68, 107575), (85, 86060), (100, 73151), (130, 56270), (170, 43030), (221, 33100), (260, 28135), (325, 22508), (331, 22100), (340, 21515), (425, 17212), (442, 16550), (650, 11254), (662, 11050), (850, 8606), (884, 8275), (1105, 6620), (1300, 5627), (1324, 5525), (1655, 4420), (1700, 4303), (2210, 3310)]