19855859725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{2609}}^1\times {\mathrm{23417}}^1$

素因数の和:26049

約数の個数: 24

約数和(自身を含む): 26526505320

約数和(自身を除く): 6670645595

約数列:

[1, 5, 13, 25, 65, 325, 2609, 13045, 23417, 33917, 65225, 117085, 169585, 304421, 585425, 847925, 1522105, 7610525, 61094953, 305474765, 794234389, 1527373825, 3971171945, 19855859725]

約数ペア:

[(1, 19855859725), (5, 3971171945), (13, 1527373825), (25, 794234389), (65, 305474765), (325, 61094953), (2609, 7610525), (13045, 1522105), (23417, 847925), (33917, 585425), (65225, 304421), (117085, 169585)]