87686870

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{1063}}^1$

素因数の和:1256

約数の個数: 32

約数和(自身を含む): 161566272

約数和(自身を除く): 73879402

約数列:

[1, 2, 5, 10, 73, 113, 146, 226, 365, 565, 730, 1063, 1130, 2126, 5315, 8249, 10630, 16498, 41245, 77599, 82490, 120119, 155198, 240238, 387995, 600595, 775990, 1201190, 8768687, 17537374, 43843435, 87686870]

約数ペア:

[(1, 87686870), (2, 43843435), (5, 17537374), (10, 8768687), (73, 1201190), (113, 775990), (146, 600595), (226, 387995), (365, 240238), (565, 155198), (730, 120119), (1063, 82490), (1130, 77599), (2126, 41245), (5315, 16498), (8249, 10630)]