55223680

素因数分解:

$2^7\times 5^1\times {\mathrm{86287}}^1$

素因数の和:86306

約数の個数: 32

約数和(自身を含む): 132020640

約数和(自身を除く): 76796960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 86287, 172574, 345148, 431435, 690296, 862870, 1380592, 1725740, 2761184, 3451480, 5522368, 6902960, 11044736, 13805920, 27611840, 55223680]

約数ペア:

[(1, 55223680), (2, 27611840), (4, 13805920), (5, 11044736), (8, 6902960), (10, 5522368), (16, 3451480), (20, 2761184), (32, 1725740), (40, 1380592), (64, 862870), (80, 690296), (128, 431435), (160, 345148), (320, 172574), (640, 86287)]