90970775

素因数分解:

$5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{7121}}^1$

素因数の和:7211

約数の個数: 24

約数和(自身を含む): 130702944

約数和(自身を除く): 39732169

約数列:

[1, 5, 7, 25, 35, 73, 175, 365, 511, 1825, 2555, 7121, 12775, 35605, 49847, 178025, 249235, 519833, 1246175, 2599165, 3638831, 12995825, 18194155, 90970775]

約数ペア:

[(1, 90970775), (5, 18194155), (7, 12995825), (25, 3638831), (35, 2599165), (73, 1246175), (175, 519833), (365, 249235), (511, 178025), (1825, 49847), (2555, 35605), (7121, 12775)]