76507960

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{21491}}^1$

素因数の和:21591

約数の個数: 32

約数和(自身を含む): 174085200

約数和(自身を除く): 97577240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 21491, 42982, 85964, 107455, 171928, 214910, 429820, 859640, 1912699, 3825398, 7650796, 9563495, 15301592, 19126990, 38253980, 76507960]

約数ペア:

[(1, 76507960), (2, 38253980), (4, 19126990), (5, 15301592), (8, 9563495), (10, 7650796), (20, 3825398), (40, 1912699), (89, 859640), (178, 429820), (356, 214910), (445, 171928), (712, 107455), (890, 85964), (1780, 42982), (3560, 21491)]