63280400

素因数分解:

$2^4\times 5^2\times {\mathrm{158201}}^1$

素因数の和:158219

約数の個数: 30

約数和(自身を含む): 152032122

約数和(自身を除く): 88751722

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 158201, 316402, 632804, 791005, 1265608, 1582010, 2531216, 3164020, 3955025, 6328040, 7910050, 12656080, 15820100, 31640200, 63280400]

約数ペア:

[(1, 63280400), (2, 31640200), (4, 15820100), (5, 12656080), (8, 7910050), (10, 6328040), (16, 3955025), (20, 3164020), (25, 2531216), (40, 1582010), (50, 1265608), (80, 791005), (100, 632804), (200, 316402), (400, 158201)]