128571004825

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{4391}}^1\times {\mathrm{40387}}^1$

素因数の和:44817

約数の個数: 24

約数和(自身を含む): 164967209280

約数和(自身を除く): 36396204455

約数列:

[1, 5, 25, 29, 145, 725, 4391, 21955, 40387, 109775, 127339, 201935, 636695, 1009675, 1171223, 3183475, 5856115, 29280575, 177339317, 886696585, 4433482925, 5142840193, 25714200965, 128571004825]

約数ペア:

[(1, 128571004825), (5, 25714200965), (25, 5142840193), (29, 4433482925), (145, 886696585), (725, 177339317), (4391, 29280575), (21955, 5856115), (40387, 3183475), (109775, 1171223), (127339, 1009675), (201935, 636695)]