256348535

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{3769}}^1$

素因数の和:4058

約数の個数: 16

約数和(自身を含む): 314146560

約数和(自身を除く): 57798025

約数列:

[1, 5, 61, 223, 305, 1115, 3769, 13603, 18845, 68015, 229909, 840487, 1149545, 4202435, 51269707, 256348535]

約数ペア:

[(1, 256348535), (5, 51269707), (61, 4202435), (223, 1149545), (305, 840487), (1115, 229909), (3769, 68015), (13603, 18845)]