406954825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{953}}^1$

素因数の和:1042

約数の個数: 48

約数和(自身を含む): 567820800

約数和(自身を除く): 160865975

約数列:

[1, 5, 19, 25, 29, 31, 95, 145, 155, 475, 551, 589, 725, 775, 899, 953, 2755, 2945, 4495, 4765, 13775, 14725, 17081, 18107, 22475, 23825, 27637, 29543, 85405, 90535, 138185, 147715, 427025, 452675, 525103, 561317, 690925, 738575, 856747, 2625515, 2806585, 4283735, 13127575, 14032925, 16278193, 21418675, 81390965, 406954825]

約数ペア:

[(1, 406954825), (5, 81390965), (19, 21418675), (25, 16278193), (29, 14032925), (31, 13127575), (95, 4283735), (145, 2806585), (155, 2625515), (475, 856747), (551, 738575), (589, 690925), (725, 561317), (775, 525103), (899, 452675), (953, 427025), (2755, 147715), (2945, 138185), (4495, 90535), (4765, 85405), (13775, 29543), (14725, 27637), (17081, 23825), (18107, 22475)]