66480820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{3187}}^1$

素因数の和:3352

約数の個数: 48

約数和(自身を含む): 160675200

約数和(自身を除く): 94194380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1490, 2086, 2980, 3187, 4172, 5215, 6374, 10430, 12748, 15935, 20860, 22309, 31870, 44618, 63740, 89236, 111545, 223090, 446180, 474863, 949726, 1899452, 2374315, 3324041, 4748630, 6648082, 9497260, 13296164, 16620205, 33240410, 66480820]

約数ペア:

[(1, 66480820), (2, 33240410), (4, 16620205), (5, 13296164), (7, 9497260), (10, 6648082), (14, 4748630), (20, 3324041), (28, 2374315), (35, 1899452), (70, 949726), (140, 474863), (149, 446180), (298, 223090), (596, 111545), (745, 89236), (1043, 63740), (1490, 44618), (2086, 31870), (2980, 22309), (3187, 20860), (4172, 15935), (5215, 12748), (6374, 10430)]