82970680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{421}}^1$

素因数の和:824

約数の個数: 64

約数和(自身を含む): 202053600

約数和(自身を除く): 119082920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 379, 421, 520, 758, 842, 1516, 1684, 1895, 2105, 3032, 3368, 3790, 4210, 4927, 5473, 7580, 8420, 9854, 10946, 15160, 16840, 19708, 21892, 24635, 27365, 39416, 43784, 49270, 54730, 98540, 109460, 159559, 197080, 218920, 319118, 638236, 797795, 1276472, 1595590, 2074267, 3191180, 4148534, 6382360, 8297068, 10371335, 16594136, 20742670, 41485340, 82970680]

約数ペア:

[(1, 82970680), (2, 41485340), (4, 20742670), (5, 16594136), (8, 10371335), (10, 8297068), (13, 6382360), (20, 4148534), (26, 3191180), (40, 2074267), (52, 1595590), (65, 1276472), (104, 797795), (130, 638236), (260, 319118), (379, 218920), (421, 197080), (520, 159559), (758, 109460), (842, 98540), (1516, 54730), (1684, 49270), (1895, 43784), (2105, 39416), (3032, 27365), (3368, 24635), (3790, 21892), (4210, 19708), (4927, 16840), (5473, 15160), (7580, 10946), (8420, 9854)]