181815520

素因数分解:

$2^5\times 5^1\times {\mathrm{1063}}^1\times {\mathrm{1069}}^1$

素因数の和:2147

約数の個数: 48

約数和(自身を含む): 430345440

約数和(自身を除く): 248529920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1063, 1069, 2126, 2138, 4252, 4276, 5315, 5345, 8504, 8552, 10630, 10690, 17008, 17104, 21260, 21380, 34016, 34208, 42520, 42760, 85040, 85520, 170080, 171040, 1136347, 2272694, 4545388, 5681735, 9090776, 11363470, 18181552, 22726940, 36363104, 45453880, 90907760, 181815520]

約数ペア:

[(1, 181815520), (2, 90907760), (4, 45453880), (5, 36363104), (8, 22726940), (10, 18181552), (16, 11363470), (20, 9090776), (32, 5681735), (40, 4545388), (80, 2272694), (160, 1136347), (1063, 171040), (1069, 170080), (2126, 85520), (2138, 85040), (4252, 42760), (4276, 42520), (5315, 34208), (5345, 34016), (8504, 21380), (8552, 21260), (10630, 17104), (10690, 17008)]