162981980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{6971}}^1$

素因数の和:7154

約数の個数: 48

約数和(自身を含む): 393555456

約数和(自身を除く): 230573476

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 167, 334, 668, 835, 1169, 1670, 2338, 3340, 4676, 5845, 6971, 11690, 13942, 23380, 27884, 34855, 48797, 69710, 97594, 139420, 195188, 243985, 487970, 975940, 1164157, 2328314, 4656628, 5820785, 8149099, 11641570, 16298198, 23283140, 32596396, 40745495, 81490990, 162981980]

約数ペア:

[(1, 162981980), (2, 81490990), (4, 40745495), (5, 32596396), (7, 23283140), (10, 16298198), (14, 11641570), (20, 8149099), (28, 5820785), (35, 4656628), (70, 2328314), (140, 1164157), (167, 975940), (334, 487970), (668, 243985), (835, 195188), (1169, 139420), (1670, 97594), (2338, 69710), (3340, 48797), (4676, 34855), (5845, 27884), (6971, 23380), (11690, 13942)]