16392025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1627}}^1$

素因数の和:1681

約数の個数: 24

約数和(自身を含む): 22609664

約数和(自身を除く): 6217639

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 1627, 2015, 8135, 10075, 21151, 40675, 50437, 105755, 252185, 528775, 655681, 1260925, 3278405, 16392025]

約数ペア:

[(1, 16392025), (5, 3278405), (13, 1260925), (25, 655681), (31, 528775), (65, 252185), (155, 105755), (325, 50437), (403, 40675), (775, 21151), (1627, 10075), (2015, 8135)]