16311425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1619}}^1$

素因数の和:1673

約数の個数: 24

約数和(自身を含む): 22498560

約数和(自身を除く): 6187135

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 1619, 2015, 8095, 10075, 21047, 40475, 50189, 105235, 250945, 526175, 652457, 1254725, 3262285, 16311425]

約数ペア:

[(1, 16311425), (5, 3262285), (13, 1254725), (25, 652457), (31, 526175), (65, 250945), (155, 105235), (325, 50189), (403, 40475), (775, 21047), (1619, 10075), (2015, 8095)]