71840125

素因数分解:

$5^3\times 7^2\times {\mathrm{37}}^1\times {\mathrm{317}}^1$

素因数の和:383

約数の個数: 48

約数和(自身を含む): 107450928

約数和(自身を除く): 35610803

約数列:

[1, 5, 7, 25, 35, 37, 49, 125, 175, 185, 245, 259, 317, 875, 925, 1225, 1295, 1585, 1813, 2219, 4625, 6125, 6475, 7925, 9065, 11095, 11729, 15533, 32375, 39625, 45325, 55475, 58645, 77665, 82103, 226625, 277375, 293225, 388325, 410515, 574721, 1466125, 1941625, 2052575, 2873605, 10262875, 14368025, 71840125]

約数ペア:

[(1, 71840125), (5, 14368025), (7, 10262875), (25, 2873605), (35, 2052575), (37, 1941625), (49, 1466125), (125, 574721), (175, 410515), (185, 388325), (245, 293225), (259, 277375), (317, 226625), (875, 82103), (925, 77665), (1225, 58645), (1295, 55475), (1585, 45325), (1813, 39625), (2219, 32375), (4625, 15533), (6125, 11729), (6475, 11095), (7925, 9065)]