71340568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{40351}}^1$

素因数の和:40387

約数の個数: 32

約数和(自身を含む): 152530560

約数和(自身を除く): 81189992

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 40351, 80702, 161404, 322808, 524563, 685967, 1049126, 1371934, 2098252, 2743868, 4196504, 5487736, 8917571, 17835142, 35670284, 71340568]

約数ペア:

[(1, 71340568), (2, 35670284), (4, 17835142), (8, 8917571), (13, 5487736), (17, 4196504), (26, 2743868), (34, 2098252), (52, 1371934), (68, 1049126), (104, 685967), (136, 524563), (221, 322808), (442, 161404), (884, 80702), (1768, 40351)]