64449950

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:413

約数の個数: 48

約数和(自身を含む): 124210800

約数和(自身を除く): 59760850

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 149, 205, 211, 298, 410, 422, 745, 1025, 1055, 1490, 2050, 2110, 3725, 5275, 6109, 7450, 8651, 10550, 12218, 17302, 30545, 31439, 43255, 61090, 62878, 86510, 152725, 157195, 216275, 305450, 314390, 432550, 785975, 1288999, 1571950, 2577998, 6444995, 12889990, 32224975, 64449950]

約数ペア:

[(1, 64449950), (2, 32224975), (5, 12889990), (10, 6444995), (25, 2577998), (41, 1571950), (50, 1288999), (82, 785975), (149, 432550), (205, 314390), (211, 305450), (298, 216275), (410, 157195), (422, 152725), (745, 86510), (1025, 62878), (1055, 61090), (1490, 43255), (2050, 31439), (2110, 30545), (3725, 17302), (5275, 12218), (6109, 10550), (7450, 8651)]