90715960

素因数分解:

$2^3\times 5^1\times {\mathrm{449}}^1\times {\mathrm{5051}}^1$

素因数の和:5511

約数の個数: 32

約数和(自身を含む): 204606000

約数和(自身を除く): 113890040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 449, 898, 1796, 2245, 3592, 4490, 5051, 8980, 10102, 17960, 20204, 25255, 40408, 50510, 101020, 202040, 2267899, 4535798, 9071596, 11339495, 18143192, 22678990, 45357980, 90715960]

約数ペア:

[(1, 90715960), (2, 45357980), (4, 22678990), (5, 18143192), (8, 11339495), (10, 9071596), (20, 4535798), (40, 2267899), (449, 202040), (898, 101020), (1796, 50510), (2245, 40408), (3592, 25255), (4490, 20204), (5051, 17960), (8980, 10102)]