51640904

素因数分解:

$2^3\times 7^2\times {\mathrm{103}}^1\times {\mathrm{1279}}^1$

素因数の和:1402

約数の個数: 48

約数和(自身を含む): 113817600

約数和(自身を除く): 62176696

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 103, 196, 206, 392, 412, 721, 824, 1279, 1442, 2558, 2884, 5047, 5116, 5768, 8953, 10094, 10232, 17906, 20188, 35812, 40376, 62671, 71624, 125342, 131737, 250684, 263474, 501368, 526948, 922159, 1053896, 1844318, 3688636, 6455113, 7377272, 12910226, 25820452, 51640904]

約数ペア:

[(1, 51640904), (2, 25820452), (4, 12910226), (7, 7377272), (8, 6455113), (14, 3688636), (28, 1844318), (49, 1053896), (56, 922159), (98, 526948), (103, 501368), (196, 263474), (206, 250684), (392, 131737), (412, 125342), (721, 71624), (824, 62671), (1279, 40376), (1442, 35812), (2558, 20188), (2884, 17906), (5047, 10232), (5116, 10094), (5768, 8953)]