71624320

素因数分解:

$2^7\times 5^1\times {\mathrm{111913}}^1$

素因数の和:111932

約数の個数: 32

約数和(自身を含む): 171228420

約数和(自身を除く): 99604100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 111913, 223826, 447652, 559565, 895304, 1119130, 1790608, 2238260, 3581216, 4476520, 7162432, 8953040, 14324864, 17906080, 35812160, 71624320]

約数ペア:

[(1, 71624320), (2, 35812160), (4, 17906080), (5, 14324864), (8, 8953040), (10, 7162432), (16, 4476520), (20, 3581216), (32, 2238260), (40, 1790608), (64, 1119130), (80, 895304), (128, 559565), (160, 447652), (320, 223826), (640, 111913)]