79209520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{76163}}^1$

素因数の和:76189

約数の個数: 40

約数和(自身を含む): 198331056

約数和(自身を除く): 119121536

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 76163, 152326, 304652, 380815, 609304, 761630, 990119, 1218608, 1523260, 1980238, 3046520, 3960476, 4950595, 6093040, 7920952, 9901190, 15841904, 19802380, 39604760, 79209520]

約数ペア:

[(1, 79209520), (2, 39604760), (4, 19802380), (5, 15841904), (8, 9901190), (10, 7920952), (13, 6093040), (16, 4950595), (20, 3960476), (26, 3046520), (40, 1980238), (52, 1523260), (65, 1218608), (80, 990119), (104, 761630), (130, 609304), (208, 380815), (260, 304652), (520, 152326), (1040, 76163)]