479407825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{6991}}^1$

素因数の和:7225

約数の個数: 24

約数和(自身を含む): 643319936

約数和(自身を除く): 163912111

約数列:

[1, 5, 13, 25, 65, 211, 325, 1055, 2743, 5275, 6991, 13715, 34955, 68575, 90883, 174775, 454415, 1475101, 2272075, 7375505, 19176313, 36877525, 95881565, 479407825]

約数ペア:

[(1, 479407825), (5, 95881565), (13, 36877525), (25, 19176313), (65, 7375505), (211, 2272075), (325, 1475101), (1055, 454415), (2743, 174775), (5275, 90883), (6991, 68575), (13715, 34955)]