147825280

素因数分解:

$2^7\times 5^1\times {\mathrm{230977}}^1$

素因数の和:230996

約数の個数: 32

約数和(自身を含む): 353396340

約数和(自身を除く): 205571060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 230977, 461954, 923908, 1154885, 1847816, 2309770, 3695632, 4619540, 7391264, 9239080, 14782528, 18478160, 29565056, 36956320, 73912640, 147825280]

約数ペア:

[(1, 147825280), (2, 73912640), (4, 36956320), (5, 29565056), (8, 18478160), (10, 14782528), (16, 9239080), (20, 7391264), (32, 4619540), (40, 3695632), (64, 2309770), (80, 1847816), (128, 1154885), (160, 923908), (320, 461954), (640, 230977)]