25100560

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1487}}^1$

素因数の和:1711

約数の個数: 40

約数和(自身を含む): 58674816

約数和(自身を除く): 33574256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1487, 1688, 2110, 2974, 3376, 4220, 5948, 7435, 8440, 11896, 14870, 16880, 23792, 29740, 59480, 118960, 313757, 627514, 1255028, 1568785, 2510056, 3137570, 5020112, 6275140, 12550280, 25100560]

約数ペア:

[(1, 25100560), (2, 12550280), (4, 6275140), (5, 5020112), (8, 3137570), (10, 2510056), (16, 1568785), (20, 1255028), (40, 627514), (80, 313757), (211, 118960), (422, 59480), (844, 29740), (1055, 23792), (1487, 16880), (1688, 14870), (2110, 11896), (2974, 8440), (3376, 7435), (4220, 5948)]