51013820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17837}}^1$

素因数の和:17870

約数の個数: 48

約数和(自身を含む): 125864928

約数和(自身を除く): 74851108

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 17837, 35674, 71348, 89185, 178370, 196207, 231881, 356740, 392414, 463762, 784828, 927524, 981035, 1159405, 1962070, 2318810, 2550691, 3924140, 4637620, 5101382, 10202764, 12753455, 25506910, 51013820]

約数ペア:

[(1, 51013820), (2, 25506910), (4, 12753455), (5, 10202764), (10, 5101382), (11, 4637620), (13, 3924140), (20, 2550691), (22, 2318810), (26, 1962070), (44, 1159405), (52, 981035), (55, 927524), (65, 784828), (110, 463762), (130, 392414), (143, 356740), (220, 231881), (260, 196207), (286, 178370), (572, 89185), (715, 71348), (1430, 35674), (2860, 17837)]