31484051920

素因数分解:

$2^4\times 5^1\times {\mathrm{8431}}^1\times {\mathrm{46679}}^1$

素因数の和:55123

約数の個数: 40

約数和(自身を含む): 73210671360

約数和(自身を除く): 41726619440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 8431, 16862, 33724, 42155, 46679, 67448, 84310, 93358, 134896, 168620, 186716, 233395, 337240, 373432, 466790, 674480, 746864, 933580, 1867160, 3734320, 393550649, 787101298, 1574202596, 1967753245, 3148405192, 3935506490, 6296810384, 7871012980, 15742025960, 31484051920]

約数ペア:

[(1, 31484051920), (2, 15742025960), (4, 7871012980), (5, 6296810384), (8, 3935506490), (10, 3148405192), (16, 1967753245), (20, 1574202596), (40, 787101298), (80, 393550649), (8431, 3734320), (16862, 1867160), (33724, 933580), (42155, 746864), (46679, 674480), (67448, 466790), (84310, 373432), (93358, 337240), (134896, 233395), (168620, 186716)]