71312725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{1229}}^1$

素因数の和:1461

約数の個数: 24

約数和(自身を含む): 97002720

約数和(自身を除く): 25689995

約数列:

[1, 5, 11, 25, 55, 211, 275, 1055, 1229, 2321, 5275, 6145, 11605, 13519, 30725, 58025, 67595, 259319, 337975, 1296595, 2852509, 6482975, 14262545, 71312725]

約数ペア:

[(1, 71312725), (5, 14262545), (11, 6482975), (25, 2852509), (55, 1296595), (211, 337975), (275, 259319), (1055, 67595), (1229, 58025), (2321, 30725), (5275, 13519), (6145, 11605)]