157788117970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2254115971}}^1$

素因数の和:2254115985

約数の個数: 16

約数和(自身を含む): 324592699968

約数和(自身を除く): 166804581998

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2254115971, 4508231942, 11270579855, 15778811797, 22541159710, 31557623594, 78894058985, 157788117970]

約数ペア:

[(1, 157788117970), (2, 78894058985), (5, 31557623594), (7, 22541159710), (10, 15778811797), (14, 11270579855), (35, 4508231942), (70, 2254115971)]