80323520

素因数分解:

$2^6\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2437}}^1$

素因数の和:2557

約数の個数: 56

約数和(自身を含む): 193206624

約数和(自身を除く): 112883104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 160, 206, 320, 412, 515, 824, 1030, 1648, 2060, 2437, 3296, 4120, 4874, 6592, 8240, 9748, 12185, 16480, 19496, 24370, 32960, 38992, 48740, 77984, 97480, 155968, 194960, 251011, 389920, 502022, 779840, 1004044, 1255055, 2008088, 2510110, 4016176, 5020220, 8032352, 10040440, 16064704, 20080880, 40161760, 80323520]

約数ペア:

[(1, 80323520), (2, 40161760), (4, 20080880), (5, 16064704), (8, 10040440), (10, 8032352), (16, 5020220), (20, 4016176), (32, 2510110), (40, 2008088), (64, 1255055), (80, 1004044), (103, 779840), (160, 502022), (206, 389920), (320, 251011), (412, 194960), (515, 155968), (824, 97480), (1030, 77984), (1648, 48740), (2060, 38992), (2437, 32960), (3296, 24370), (4120, 19496), (4874, 16480), (6592, 12185), (8240, 9748)]