72352640

素因数分解:

$2^7\times 5^1\times {\mathrm{113051}}^1$

素因数の和:113070

約数の個数: 32

約数和(自身を含む): 172969560

約数和(自身を除く): 100616920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 113051, 226102, 452204, 565255, 904408, 1130510, 1808816, 2261020, 3617632, 4522040, 7235264, 9044080, 14470528, 18088160, 36176320, 72352640]

約数ペア:

[(1, 72352640), (2, 36176320), (4, 18088160), (5, 14470528), (8, 9044080), (10, 7235264), (16, 4522040), (20, 3617632), (32, 2261020), (40, 1808816), (64, 1130510), (80, 904408), (128, 565255), (160, 452204), (320, 226102), (640, 113051)]