2016205225

素因数分解:

$5^2\times {\mathrm{211}}^1\times {\mathrm{311}}^1\times {\mathrm{1229}}^1$

素因数の和:1761

約数の個数: 24

約数和(自身を含む): 2522070720

約数和(自身を除く): 505865495

約数列:

[1, 5, 25, 211, 311, 1055, 1229, 1555, 5275, 6145, 7775, 30725, 65621, 259319, 328105, 382219, 1296595, 1640525, 1911095, 6482975, 9555475, 80648209, 403241045, 2016205225]

約数ペア:

[(1, 2016205225), (5, 403241045), (25, 80648209), (211, 9555475), (311, 6482975), (1055, 1911095), (1229, 1640525), (1555, 1296595), (5275, 382219), (6145, 328105), (7775, 259319), (30725, 65621)]