8157700

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^2\times {\mathrm{97}}^1$

素因数の和:169

約数の個数: 54

約数和(自身を含む): 18522686

約数和(自身を除く): 10364986

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 97, 100, 116, 145, 194, 290, 388, 485, 580, 725, 841, 970, 1450, 1682, 1940, 2425, 2813, 2900, 3364, 4205, 4850, 5626, 8410, 9700, 11252, 14065, 16820, 21025, 28130, 42050, 56260, 70325, 81577, 84100, 140650, 163154, 281300, 326308, 407885, 815770, 1631540, 2039425, 4078850, 8157700]

約数ペア:

[(1, 8157700), (2, 4078850), (4, 2039425), (5, 1631540), (10, 815770), (20, 407885), (25, 326308), (29, 281300), (50, 163154), (58, 140650), (97, 84100), (100, 81577), (116, 70325), (145, 56260), (194, 42050), (290, 28130), (388, 21025), (485, 16820), (580, 14065), (725, 11252), (841, 9700), (970, 8410), (1450, 5626), (1682, 4850), (1940, 4205), (2425, 3364), (2813, 2900)]