2601950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4003}}^1$

素因数の和:4028

約数の個数: 24

約数和(自身を含む): 5213208

約数和(自身を除く): 2611258

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 4003, 8006, 20015, 40030, 52039, 100075, 104078, 200150, 260195, 520390, 1300975, 2601950]

約数ペア:

[(1, 2601950), (2, 1300975), (5, 520390), (10, 260195), (13, 200150), (25, 104078), (26, 100075), (50, 52039), (65, 40030), (130, 20015), (325, 8006), (650, 4003)]