103912400

素因数分解:

$2^4\times 5^2\times {\mathrm{259781}}^1$

素因数の和:259799

約数の個数: 30

約数和(自身を含む): 249650502

約数和(自身を除く): 145738102

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 259781, 519562, 1039124, 1298905, 2078248, 2597810, 4156496, 5195620, 6494525, 10391240, 12989050, 20782480, 25978100, 51956200, 103912400]

約数ペア:

[(1, 103912400), (2, 51956200), (4, 25978100), (5, 20782480), (8, 12989050), (10, 10391240), (16, 6494525), (20, 5195620), (25, 4156496), (40, 2597810), (50, 2078248), (80, 1298905), (100, 1039124), (200, 519562), (400, 259781)]