88867480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{170899}}^1$

素因数の和:170923

約数の個数: 32

約数和(自身を含む): 215334000

約数和(自身を除く): 126466520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 170899, 341798, 683596, 854495, 1367192, 1708990, 2221687, 3417980, 4443374, 6835960, 8886748, 11108435, 17773496, 22216870, 44433740, 88867480]

約数ペア:

[(1, 88867480), (2, 44433740), (4, 22216870), (5, 17773496), (8, 11108435), (10, 8886748), (13, 6835960), (20, 4443374), (26, 3417980), (40, 2221687), (52, 1708990), (65, 1367192), (104, 854495), (130, 683596), (260, 341798), (520, 170899)]