66685075

素因数分解:

$5^2\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{257}}^1$

素因数の和:471

約数の個数: 24

約数和(自身を含む): 84650832

約数和(自身を除く): 17965757

約数列:

[1, 5, 25, 97, 107, 257, 485, 535, 1285, 2425, 2675, 6425, 10379, 24929, 27499, 51895, 124645, 137495, 259475, 623225, 687475, 2667403, 13337015, 66685075]

約数ペア:

[(1, 66685075), (5, 13337015), (25, 2667403), (97, 687475), (107, 623225), (257, 259475), (485, 137495), (535, 124645), (1285, 51895), (2425, 27499), (2675, 24929), (6425, 10379)]