86793925

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{293}}^1$

素因数の和:378

約数の個数: 36

約数和(自身を含む): 117515916

約数和(自身を除く): 30721991

約数列:

[1, 5, 17, 25, 41, 85, 205, 289, 293, 425, 697, 1025, 1445, 1465, 3485, 4981, 7225, 7325, 11849, 12013, 17425, 24905, 59245, 60065, 84677, 124525, 204221, 296225, 300325, 423385, 1021105, 2116925, 3471757, 5105525, 17358785, 86793925]

約数ペア:

[(1, 86793925), (5, 17358785), (17, 5105525), (25, 3471757), (41, 2116925), (85, 1021105), (205, 423385), (289, 300325), (293, 296225), (425, 204221), (697, 124525), (1025, 84677), (1445, 60065), (1465, 59245), (3485, 24905), (4981, 17425), (7225, 12013), (7325, 11849)]