79271725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1637}}^1$

素因数の和:1809

約数の個数: 24

約数和(自身を含む): 106633800

約数和(自身を除く): 27362075

約数列:

[1, 5, 13, 25, 65, 149, 325, 745, 1637, 1937, 3725, 8185, 9685, 21281, 40925, 48425, 106405, 243913, 532025, 1219565, 3170869, 6097825, 15854345, 79271725]

約数ペア:

[(1, 79271725), (5, 15854345), (13, 6097825), (25, 3170869), (65, 1219565), (149, 532025), (325, 243913), (745, 106405), (1637, 48425), (1937, 40925), (3725, 21281), (8185, 9685)]