180487945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{80039}}^1$

素因数の和:80096

約数の個数: 16

約数和(自身を含む): 242040960

約数和(自身を除く): 61553015

約数列:

[1, 5, 11, 41, 55, 205, 451, 2255, 80039, 400195, 880429, 3281599, 4402145, 16407995, 36097589, 180487945]

約数ペア:

[(1, 180487945), (5, 36097589), (11, 16407995), (41, 4402145), (55, 3281599), (205, 880429), (451, 400195), (2255, 80039)]