49461620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{677}}^1$

素因数の和:980

約数の個数: 48

約数和(自身を含む): 112423248

約数和(自身を除く): 62961628

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 281, 562, 677, 1124, 1354, 1405, 2708, 2810, 3385, 3653, 5620, 6770, 7306, 8801, 13540, 14612, 17602, 18265, 35204, 36530, 44005, 73060, 88010, 176020, 190237, 380474, 760948, 951185, 1902370, 2473081, 3804740, 4946162, 9892324, 12365405, 24730810, 49461620]

約数ペア:

[(1, 49461620), (2, 24730810), (4, 12365405), (5, 9892324), (10, 4946162), (13, 3804740), (20, 2473081), (26, 1902370), (52, 951185), (65, 760948), (130, 380474), (260, 190237), (281, 176020), (562, 88010), (677, 73060), (1124, 44005), (1354, 36530), (1405, 35204), (2708, 18265), (2810, 17602), (3385, 14612), (3653, 13540), (5620, 8801), (6770, 7306)]