12753260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{271}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 29108352

約数和(自身を除く): 16355092

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 181, 260, 271, 362, 542, 724, 905, 1084, 1355, 1810, 2353, 2710, 3523, 3620, 4706, 5420, 7046, 9412, 11765, 14092, 17615, 23530, 35230, 47060, 49051, 70460, 98102, 196204, 245255, 490510, 637663, 981020, 1275326, 2550652, 3188315, 6376630, 12753260]

約数ペア:

[(1, 12753260), (2, 6376630), (4, 3188315), (5, 2550652), (10, 1275326), (13, 981020), (20, 637663), (26, 490510), (52, 245255), (65, 196204), (130, 98102), (181, 70460), (260, 49051), (271, 47060), (362, 35230), (542, 23530), (724, 17615), (905, 14092), (1084, 11765), (1355, 9412), (1810, 7046), (2353, 5420), (2710, 4706), (3523, 3620)]