85186360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{991}}^1$

素因数の和:1316

約数の個数: 64

約数和(自身を含む): 219985920

約数和(自身を除く): 134799560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 307, 614, 991, 1228, 1535, 1982, 2149, 2456, 3070, 3964, 4298, 4955, 6140, 6937, 7928, 8596, 9910, 10745, 12280, 13874, 17192, 19820, 21490, 27748, 34685, 39640, 42980, 55496, 69370, 85960, 138740, 277480, 304237, 608474, 1216948, 1521185, 2129659, 2433896, 3042370, 4259318, 6084740, 8518636, 10648295, 12169480, 17037272, 21296590, 42593180, 85186360]

約数ペア:

[(1, 85186360), (2, 42593180), (4, 21296590), (5, 17037272), (7, 12169480), (8, 10648295), (10, 8518636), (14, 6084740), (20, 4259318), (28, 3042370), (35, 2433896), (40, 2129659), (56, 1521185), (70, 1216948), (140, 608474), (280, 304237), (307, 277480), (614, 138740), (991, 85960), (1228, 69370), (1535, 55496), (1982, 42980), (2149, 39640), (2456, 34685), (3070, 27748), (3964, 21490), (4298, 19820), (4955, 17192), (6140, 13874), (6937, 12280), (7928, 10745), (8596, 9910)]