63705980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{245023}}^1$

素因数の和:245045

約数の個数: 24

約数和(自身を含む): 144074112

約数和(自身を除く): 80368132

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 245023, 490046, 980092, 1225115, 2450230, 3185299, 4900460, 6370598, 12741196, 15926495, 31852990, 63705980]

約数ペア:

[(1, 63705980), (2, 31852990), (4, 15926495), (5, 12741196), (10, 6370598), (13, 4900460), (20, 3185299), (26, 2450230), (52, 1225115), (65, 980092), (130, 490046), (260, 245023)]