48684025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{919}}^1$

素因数の和:1105

約数の個数: 24

約数和(自身を含む): 65481920

約数和(自身を除く): 16797895

約数列:

[1, 5, 13, 25, 65, 163, 325, 815, 919, 2119, 4075, 4595, 10595, 11947, 22975, 52975, 59735, 149797, 298675, 748985, 1947361, 3744925, 9736805, 48684025]

約数ペア:

[(1, 48684025), (5, 9736805), (13, 3744925), (25, 1947361), (65, 748985), (163, 298675), (325, 149797), (815, 59735), (919, 52975), (2119, 22975), (4075, 11947), (4595, 10595)]