25807300

素因数分解:

$2^2\times 5^2\times {\mathrm{421}}^1\times {\mathrm{613}}^1$

素因数の和:1048

約数の個数: 36

約数和(自身を含む): 56226436

約数和(自身を除く): 30419136

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 421, 613, 842, 1226, 1684, 2105, 2452, 3065, 4210, 6130, 8420, 10525, 12260, 15325, 21050, 30650, 42100, 61300, 258073, 516146, 1032292, 1290365, 2580730, 5161460, 6451825, 12903650, 25807300]

約数ペア:

[(1, 25807300), (2, 12903650), (4, 6451825), (5, 5161460), (10, 2580730), (20, 1290365), (25, 1032292), (50, 516146), (100, 258073), (421, 61300), (613, 42100), (842, 30650), (1226, 21050), (1684, 15325), (2105, 12260), (2452, 10525), (3065, 8420), (4210, 6130)]