161700560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{288751}}^1$

素因数の和:288771

約数の個数: 40

約数和(自身を含む): 429662976

約数和(自身を除く): 267962416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 288751, 577502, 1155004, 1443755, 2021257, 2310008, 2887510, 4042514, 4620016, 5775020, 8085028, 10106285, 11550040, 16170056, 20212570, 23100080, 32340112, 40425140, 80850280, 161700560]

約数ペア:

[(1, 161700560), (2, 80850280), (4, 40425140), (5, 32340112), (7, 23100080), (8, 20212570), (10, 16170056), (14, 11550040), (16, 10106285), (20, 8085028), (28, 5775020), (35, 4620016), (40, 4042514), (56, 2887510), (70, 2310008), (80, 2021257), (112, 1443755), (140, 1155004), (280, 577502), (560, 288751)]