388584925

素因数分解:

$5^2\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{1669}}^1$

素因数の和:1885

約数の個数: 24

約数和(自身を含む): 492850400

約数和(自身を除く): 104265475

約数列:

[1, 5, 25, 67, 139, 335, 695, 1669, 1675, 3475, 8345, 9313, 41725, 46565, 111823, 231991, 232825, 559115, 1159955, 2795575, 5799775, 15543397, 77716985, 388584925]

約数ペア:

[(1, 388584925), (5, 77716985), (25, 15543397), (67, 5799775), (139, 2795575), (335, 1159955), (695, 559115), (1669, 232825), (1675, 231991), (3475, 111823), (8345, 46565), (9313, 41725)]