177840910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{80471}}^1$

素因数の和:80508

約数の個数: 32

約数和(自身を含む): 365020992

約数和(自身を除く): 187180082

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 80471, 160942, 402355, 804710, 1046123, 1368007, 2092246, 2736014, 5230615, 6840035, 10461230, 13680070, 17784091, 35568182, 88920455, 177840910]

約数ペア:

[(1, 177840910), (2, 88920455), (5, 35568182), (10, 17784091), (13, 13680070), (17, 10461230), (26, 6840035), (34, 5230615), (65, 2736014), (85, 2092246), (130, 1368007), (170, 1046123), (221, 804710), (442, 402355), (1105, 160942), (2210, 80471)]