65071820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{1303}}^1$

素因数の和:1550

約数の個数: 48

約数和(自身を含む): 149845248

約数和(自身を除く): 84773428

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 227, 454, 908, 1135, 1303, 2270, 2497, 2606, 4540, 4994, 5212, 6515, 9988, 12485, 13030, 14333, 24970, 26060, 28666, 49940, 57332, 71665, 143330, 286660, 295781, 591562, 1183124, 1478905, 2957810, 3253591, 5915620, 6507182, 13014364, 16267955, 32535910, 65071820]

約数ペア:

[(1, 65071820), (2, 32535910), (4, 16267955), (5, 13014364), (10, 6507182), (11, 5915620), (20, 3253591), (22, 2957810), (44, 1478905), (55, 1183124), (110, 591562), (220, 295781), (227, 286660), (454, 143330), (908, 71665), (1135, 57332), (1303, 49940), (2270, 28666), (2497, 26060), (2606, 24970), (4540, 14333), (4994, 13030), (5212, 12485), (6515, 9988)]