8172160

素因数分解:

$2^7\times 5^1\times {\mathrm{113}}^2$

素因数の和:245

約数の個数: 48

約数和(自身を含む): 19710990

約数和(自身を除く): 11538830

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 128, 160, 226, 320, 452, 565, 640, 904, 1130, 1808, 2260, 3616, 4520, 7232, 9040, 12769, 14464, 18080, 25538, 36160, 51076, 63845, 72320, 102152, 127690, 204304, 255380, 408608, 510760, 817216, 1021520, 1634432, 2043040, 4086080, 8172160]

約数ペア:

[(1, 8172160), (2, 4086080), (4, 2043040), (5, 1634432), (8, 1021520), (10, 817216), (16, 510760), (20, 408608), (32, 255380), (40, 204304), (64, 127690), (80, 102152), (113, 72320), (128, 63845), (160, 51076), (226, 36160), (320, 25538), (452, 18080), (565, 14464), (640, 12769), (904, 9040), (1130, 7232), (1808, 4520), (2260, 3616)]