72770360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139943}}^1$

素因数の和:139967

約数の個数: 32

約数和(自身を含む): 176329440

約数和(自身を除く): 103559080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 139943, 279886, 559772, 699715, 1119544, 1399430, 1819259, 2798860, 3638518, 5597720, 7277036, 9096295, 14554072, 18192590, 36385180, 72770360]

約数ペア:

[(1, 72770360), (2, 36385180), (4, 18192590), (5, 14554072), (8, 9096295), (10, 7277036), (13, 5597720), (20, 3638518), (26, 2798860), (40, 1819259), (52, 1399430), (65, 1119544), (104, 699715), (130, 559772), (260, 279886), (520, 139943)]