81890610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{317}}^1$

素因数の和:515

約数の個数: 64

約数和(自身を含む): 201484800

約数和(自身を除く): 119594190

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 109, 158, 218, 237, 317, 327, 395, 474, 545, 634, 654, 790, 951, 1090, 1185, 1585, 1635, 1902, 2370, 3170, 3270, 4755, 8611, 9510, 17222, 25043, 25833, 34553, 43055, 50086, 51666, 69106, 75129, 86110, 103659, 125215, 129165, 150258, 172765, 207318, 250430, 258330, 345530, 375645, 518295, 751290, 1036590, 2729687, 5459374, 8189061, 13648435, 16378122, 27296870, 40945305, 81890610]

約数ペア:

[(1, 81890610), (2, 40945305), (3, 27296870), (5, 16378122), (6, 13648435), (10, 8189061), (15, 5459374), (30, 2729687), (79, 1036590), (109, 751290), (158, 518295), (218, 375645), (237, 345530), (317, 258330), (327, 250430), (395, 207318), (474, 172765), (545, 150258), (634, 129165), (654, 125215), (790, 103659), (951, 86110), (1090, 75129), (1185, 69106), (1585, 51666), (1635, 50086), (1902, 43055), (2370, 34553), (3170, 25833), (3270, 25043), (4755, 17222), (8611, 9510)]