72520100

素因数分解:

$2^2\times 5^2\times {\mathrm{725201}}^1$

素因数の和:725215

約数の個数: 18

約数和(自身を含む): 157368834

約数和(自身を除く): 84848734

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 725201, 1450402, 2900804, 3626005, 7252010, 14504020, 18130025, 36260050, 72520100]

約数ペア:

[(1, 72520100), (2, 36260050), (4, 18130025), (5, 14504020), (10, 7252010), (20, 3626005), (25, 2900804), (50, 1450402), (100, 725201)]