13113620

素因数分解:

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

素因数の和:1680

約数の個数: 48

約数和(自身を含む): 30632448

約数和(自身を除く): 17518828

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 1627, 2015, 3254, 4030, 6508, 8060, 8135, 16270, 21151, 32540, 42302, 50437, 84604, 100874, 105755, 201748, 211510, 252185, 423020, 504370, 655681, 1008740, 1311362, 2622724, 3278405, 6556810, 13113620]

約数ペア:

[(1, 13113620), (2, 6556810), (4, 3278405), (5, 2622724), (10, 1311362), (13, 1008740), (20, 655681), (26, 504370), (31, 423020), (52, 252185), (62, 211510), (65, 201748), (124, 105755), (130, 100874), (155, 84604), (260, 50437), (310, 42302), (403, 32540), (620, 21151), (806, 16270), (1612, 8135), (1627, 8060), (2015, 6508), (3254, 4030)]