397965936325

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{4871}}^1\times {\mathrm{76001}}^1$

素因数の和:80925

約数の個数: 24

約数和(自身を含む): 505064298816

約数和(自身を除く): 107098362491

約数列:

[1, 5, 25, 43, 215, 1075, 4871, 24355, 76001, 121775, 209453, 380005, 1047265, 1900025, 3268043, 5236325, 16340215, 81701075, 370200871, 1851004355, 9255021775, 15918637453, 79593187265, 397965936325]

約数ペア:

[(1, 397965936325), (5, 79593187265), (25, 15918637453), (43, 9255021775), (215, 1851004355), (1075, 370200871), (4871, 81701075), (24355, 16340215), (76001, 5236325), (121775, 3268043), (209453, 1900025), (380005, 1047265)]