78106040

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{11287}}^1$

素因数の和:11471

約数の個数: 32

約数和(自身を含む): 176770080

約数和(自身を除く): 98664040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 6920, 11287, 22574, 45148, 56435, 90296, 112870, 225740, 451480, 1952651, 3905302, 7810604, 9763255, 15621208, 19526510, 39053020, 78106040]

約数ペア:

[(1, 78106040), (2, 39053020), (4, 19526510), (5, 15621208), (8, 9763255), (10, 7810604), (20, 3905302), (40, 1952651), (173, 451480), (346, 225740), (692, 112870), (865, 90296), (1384, 56435), (1730, 45148), (3460, 22574), (6920, 11287)]