71634775

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1801}}^1$

素因数の和:1891

約数の個数: 24

約数和(自身を含む): 93401264

約数和(自身を除く): 21766489

約数列:

[1, 5, 25, 37, 43, 185, 215, 925, 1075, 1591, 1801, 7955, 9005, 39775, 45025, 66637, 77443, 333185, 387215, 1665925, 1936075, 2865391, 14326955, 71634775]

約数ペア:

[(1, 71634775), (5, 14326955), (25, 2865391), (37, 1936075), (43, 1665925), (185, 387215), (215, 333185), (925, 77443), (1075, 66637), (1591, 45025), (1801, 39775), (7955, 9005)]