64247590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:142

約数の個数: 96

約数和(自身を含む): 140050944

約数和(自身を除く): 75803354

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 43, 47, 55, 85, 86, 94, 110, 170, 187, 215, 235, 289, 374, 430, 470, 473, 517, 578, 731, 799, 935, 946, 1034, 1445, 1462, 1598, 1870, 2021, 2365, 2585, 2890, 3179, 3655, 3995, 4042, 4730, 5170, 6358, 7310, 7990, 8041, 8789, 10105, 12427, 13583, 15895, 16082, 17578, 20210, 22231, 24854, 27166, 31790, 34357, 40205, 43945, 44462, 62135, 67915, 68714, 80410, 87890, 111155, 124270, 135830, 136697, 149413, 171785, 222310, 273394, 298826, 343570, 377927, 584069, 683485, 747065, 755854, 1168138, 1366970, 1494130, 1889635, 2920345, 3779270, 5840690, 6424759, 12849518, 32123795, 64247590]

約数ペア:

[(1, 64247590), (2, 32123795), (5, 12849518), (10, 6424759), (11, 5840690), (17, 3779270), (22, 2920345), (34, 1889635), (43, 1494130), (47, 1366970), (55, 1168138), (85, 755854), (86, 747065), (94, 683485), (110, 584069), (170, 377927), (187, 343570), (215, 298826), (235, 273394), (289, 222310), (374, 171785), (430, 149413), (470, 136697), (473, 135830), (517, 124270), (578, 111155), (731, 87890), (799, 80410), (935, 68714), (946, 67915), (1034, 62135), (1445, 44462), (1462, 43945), (1598, 40205), (1870, 34357), (2021, 31790), (2365, 27166), (2585, 24854), (2890, 22231), (3179, 20210), (3655, 17578), (3995, 16082), (4042, 15895), (4730, 13583), (5170, 12427), (6358, 10105), (7310, 8789), (7990, 8041)]