42365375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1$

素因数の和:117

約数の個数: 48

約数和(自身を含む): 60872448

約数和(自身を除く): 18507073

約数列:

[1, 5, 13, 25, 29, 31, 65, 125, 145, 155, 325, 377, 403, 725, 775, 841, 899, 1625, 1885, 2015, 3625, 3875, 4205, 4495, 9425, 10075, 10933, 11687, 21025, 22475, 26071, 47125, 50375, 54665, 58435, 105125, 112375, 130355, 273325, 292175, 338923, 651775, 1366625, 1460875, 1694615, 3258875, 8473075, 42365375]

約数ペア:

[(1, 42365375), (5, 8473075), (13, 3258875), (25, 1694615), (29, 1460875), (31, 1366625), (65, 651775), (125, 338923), (145, 292175), (155, 273325), (325, 130355), (377, 112375), (403, 105125), (725, 58435), (775, 54665), (841, 50375), (899, 47125), (1625, 26071), (1885, 22475), (2015, 21025), (3625, 11687), (3875, 10933), (4205, 10075), (4495, 9425)]