64660778

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{12251}}^1$

素因数の和:12302

約数の個数: 32

約数和(自身を含む): 123500160

約数和(自身を除く): 58839382

約数列:

[1, 2, 7, 13, 14, 26, 29, 58, 91, 182, 203, 377, 406, 754, 2639, 5278, 12251, 24502, 85757, 159263, 171514, 318526, 355279, 710558, 1114841, 2229682, 2486953, 4618627, 4973906, 9237254, 32330389, 64660778]

約数ペア:

[(1, 64660778), (2, 32330389), (7, 9237254), (13, 4973906), (14, 4618627), (26, 2486953), (29, 2229682), (58, 1114841), (91, 710558), (182, 355279), (203, 318526), (377, 171514), (406, 159263), (754, 85757), (2639, 24502), (5278, 12251)]