160804520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{93491}}^1$

素因数の和:93545

約数の個数: 32

約数和(自身を含む): 370228320

約数和(自身を除く): 209423800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 93491, 186982, 373964, 467455, 747928, 934910, 1869820, 3739640, 4020113, 8040226, 16080452, 20100565, 32160904, 40201130, 80402260, 160804520]

約数ペア:

[(1, 160804520), (2, 80402260), (4, 40201130), (5, 32160904), (8, 20100565), (10, 16080452), (20, 8040226), (40, 4020113), (43, 3739640), (86, 1869820), (172, 934910), (215, 747928), (344, 467455), (430, 373964), (860, 186982), (1720, 93491)]