51628620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{5279}}^1$

素因数の和:5454

約数の個数: 48

約数和(自身を含む): 145474560

約数和(自身を除く): 93845940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 815, 978, 1630, 1956, 2445, 3260, 4890, 5279, 9780, 10558, 15837, 21116, 26395, 31674, 52790, 63348, 79185, 105580, 158370, 316740, 860477, 1720954, 2581431, 3441908, 4302385, 5162862, 8604770, 10325724, 12907155, 17209540, 25814310, 51628620]

約数ペア:

[(1, 51628620), (2, 25814310), (3, 17209540), (4, 12907155), (5, 10325724), (6, 8604770), (10, 5162862), (12, 4302385), (15, 3441908), (20, 2581431), (30, 1720954), (60, 860477), (163, 316740), (326, 158370), (489, 105580), (652, 79185), (815, 63348), (978, 52790), (1630, 31674), (1956, 26395), (2445, 21116), (3260, 15837), (4890, 10558), (5279, 9780)]