71118970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{2777}}^1$

素因数の和:2994

約数の個数: 32

約数和(自身を含む): 138611088

約数和(自身を除く): 67492118

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 197, 394, 985, 1970, 2561, 2777, 5122, 5554, 12805, 13885, 25610, 27770, 36101, 72202, 180505, 361010, 547069, 1094138, 2735345, 5470690, 7111897, 14223794, 35559485, 71118970]

約数ペア:

[(1, 71118970), (2, 35559485), (5, 14223794), (10, 7111897), (13, 5470690), (26, 2735345), (65, 1094138), (130, 547069), (197, 361010), (394, 180505), (985, 72202), (1970, 36101), (2561, 27770), (2777, 25610), (5122, 13885), (5554, 12805)]