78511090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{15797}}^1$

素因数の和:15882

約数の個数: 32

約数和(自身を含む): 163793664

約数和(自身を除く): 85282574

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 15797, 31594, 78985, 110579, 157970, 221158, 552895, 1105790, 1121587, 2243174, 5607935, 7851109, 11215870, 15702218, 39255545, 78511090]

約数ペア:

[(1, 78511090), (2, 39255545), (5, 15702218), (7, 11215870), (10, 7851109), (14, 5607935), (35, 2243174), (70, 1121587), (71, 1105790), (142, 552895), (355, 221158), (497, 157970), (710, 110579), (994, 78985), (2485, 31594), (4970, 15797)]