86706975

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{857}}^1$

素因数の和:960

約数の個数: 48

約数和(自身を含む): 153204480

約数和(自身を除く): 66497505

約数列:

[1, 3, 5, 15, 19, 25, 57, 71, 75, 95, 213, 285, 355, 475, 857, 1065, 1349, 1425, 1775, 2571, 4047, 4285, 5325, 6745, 12855, 16283, 20235, 21425, 33725, 48849, 60847, 64275, 81415, 101175, 182541, 244245, 304235, 407075, 912705, 1156093, 1221225, 1521175, 3468279, 4563525, 5780465, 17341395, 28902325, 86706975]

約数ペア:

[(1, 86706975), (3, 28902325), (5, 17341395), (15, 5780465), (19, 4563525), (25, 3468279), (57, 1521175), (71, 1221225), (75, 1156093), (95, 912705), (213, 407075), (285, 304235), (355, 244245), (475, 182541), (857, 101175), (1065, 81415), (1349, 64275), (1425, 60847), (1775, 48849), (2571, 33725), (4047, 21425), (4285, 20235), (5325, 16283), (6745, 12855)]