80896072

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{12377}}^1$

素因数の和:12445

約数の個数: 32

約数和(自身を含む): 163389600

約数和(自身を除く): 82493528

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 344, 817, 1634, 3268, 6536, 12377, 24754, 49508, 99016, 235163, 470326, 532211, 940652, 1064422, 1881304, 2128844, 4257688, 10112009, 20224018, 40448036, 80896072]

約数ペア:

[(1, 80896072), (2, 40448036), (4, 20224018), (8, 10112009), (19, 4257688), (38, 2128844), (43, 1881304), (76, 1064422), (86, 940652), (152, 532211), (172, 470326), (344, 235163), (817, 99016), (1634, 49508), (3268, 24754), (6536, 12377)]