88681840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1201}}^1$

素因数の和:1298

約数の個数: 80

約数和(自身を含む): 225360576

約数和(自身を除く): 136678736

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 71, 80, 104, 130, 142, 208, 260, 284, 355, 520, 568, 710, 923, 1040, 1136, 1201, 1420, 1846, 2402, 2840, 3692, 4615, 4804, 5680, 6005, 7384, 9230, 9608, 12010, 14768, 15613, 18460, 19216, 24020, 31226, 36920, 48040, 62452, 73840, 78065, 85271, 96080, 124904, 156130, 170542, 249808, 312260, 341084, 426355, 624520, 682168, 852710, 1108523, 1249040, 1364336, 1705420, 2217046, 3410840, 4434092, 5542615, 6821680, 8868184, 11085230, 17736368, 22170460, 44340920, 88681840]

約数ペア:

[(1, 88681840), (2, 44340920), (4, 22170460), (5, 17736368), (8, 11085230), (10, 8868184), (13, 6821680), (16, 5542615), (20, 4434092), (26, 3410840), (40, 2217046), (52, 1705420), (65, 1364336), (71, 1249040), (80, 1108523), (104, 852710), (130, 682168), (142, 624520), (208, 426355), (260, 341084), (284, 312260), (355, 249808), (520, 170542), (568, 156130), (710, 124904), (923, 96080), (1040, 85271), (1136, 78065), (1201, 73840), (1420, 62452), (1846, 48040), (2402, 36920), (2840, 31226), (3692, 24020), (4615, 19216), (4804, 18460), (5680, 15613), (6005, 14768), (7384, 12010), (9230, 9608)]