161813375

素因数分解:

$5^3\times {\mathrm{67}}^1\times {\mathrm{139}}^2$

素因数の和:360

約数の個数: 24

約数和(自身を含む): 206442288

約数和(自身を除く): 44628913

約数列:

[1, 5, 25, 67, 125, 139, 335, 695, 1675, 3475, 8375, 9313, 17375, 19321, 46565, 96605, 232825, 483025, 1164125, 1294507, 2415125, 6472535, 32362675, 161813375]

約数ペア:

[(1, 161813375), (5, 32362675), (25, 6472535), (67, 2415125), (125, 1294507), (139, 1164125), (335, 483025), (695, 232825), (1675, 96605), (3475, 46565), (8375, 19321), (9313, 17375)]