90118360

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{132527}}^1$

素因数の和:132555

約数の個数: 32

約数和(自身を含む): 214695360

約数和(自身を除く): 124577000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 132527, 265054, 530108, 662635, 1060216, 1325270, 2252959, 2650540, 4505918, 5301080, 9011836, 11264795, 18023672, 22529590, 45059180, 90118360]

約数ペア:

[(1, 90118360), (2, 45059180), (4, 22529590), (5, 18023672), (8, 11264795), (10, 9011836), (17, 5301080), (20, 4505918), (34, 2650540), (40, 2252959), (68, 1325270), (85, 1060216), (136, 662635), (170, 530108), (340, 265054), (680, 132527)]