70351870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 139392000

約数和(自身を除く): 69040130

約数列:

[1, 2, 5, 10, 19, 38, 43, 79, 86, 95, 109, 158, 190, 215, 218, 395, 430, 545, 790, 817, 1090, 1501, 1634, 2071, 3002, 3397, 4085, 4142, 4687, 6794, 7505, 8170, 8611, 9374, 10355, 15010, 16985, 17222, 20710, 23435, 33970, 43055, 46870, 64543, 86110, 89053, 129086, 163609, 178106, 322715, 327218, 370273, 445265, 645430, 740546, 818045, 890530, 1636090, 1851365, 3702730, 7035187, 14070374, 35175935, 70351870]

約数ペア:

[(1, 70351870), (2, 35175935), (5, 14070374), (10, 7035187), (19, 3702730), (38, 1851365), (43, 1636090), (79, 890530), (86, 818045), (95, 740546), (109, 645430), (158, 445265), (190, 370273), (215, 327218), (218, 322715), (395, 178106), (430, 163609), (545, 129086), (790, 89053), (817, 86110), (1090, 64543), (1501, 46870), (1634, 43055), (2071, 33970), (3002, 23435), (3397, 20710), (4085, 17222), (4142, 16985), (4687, 15010), (6794, 10355), (7505, 9374), (8170, 8611)]