156789579580

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{541}}^1\times {\mathrm{198503}}^1$

素因数の和:199126

約数の個数: 48

約数和(自身を含む): 334387134144

約数和(自身を除く): 177597554564

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 541, 730, 1082, 1460, 2164, 2705, 5410, 10820, 39493, 78986, 157972, 197465, 198503, 394930, 397006, 789860, 794012, 992515, 1985030, 3970060, 14490719, 28981438, 57962876, 72453595, 107390123, 144907190, 214780246, 289814380, 429560492, 536950615, 1073901230, 2147802460, 7839478979, 15678957958, 31357915916, 39197394895, 78394789790, 156789579580]

約数ペア:

[(1, 156789579580), (2, 78394789790), (4, 39197394895), (5, 31357915916), (10, 15678957958), (20, 7839478979), (73, 2147802460), (146, 1073901230), (292, 536950615), (365, 429560492), (541, 289814380), (730, 214780246), (1082, 144907190), (1460, 107390123), (2164, 72453595), (2705, 57962876), (5410, 28981438), (10820, 14490719), (39493, 3970060), (78986, 1985030), (157972, 992515), (197465, 794012), (198503, 789860), (394930, 397006)]