90665020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{156319}}^1$

素因数の和:156357

約数の個数: 24

約数和(自身を含む): 196963200

約数和(自身を除く): 106298180

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 156319, 312638, 625276, 781595, 1563190, 3126380, 4533251, 9066502, 18133004, 22666255, 45332510, 90665020]

約数ペア:

[(1, 90665020), (2, 45332510), (4, 22666255), (5, 18133004), (10, 9066502), (20, 4533251), (29, 3126380), (58, 1563190), (116, 781595), (145, 625276), (290, 312638), (580, 156319)]