25028420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73613}}^1$

素因数の和:73639

約数の個数: 24

約数和(自身を含む): 55652184

約数和(自身を除く): 30623764

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 73613, 147226, 294452, 368065, 736130, 1251421, 1472260, 2502842, 5005684, 6257105, 12514210, 25028420]

約数ペア:

[(1, 25028420), (2, 12514210), (4, 6257105), (5, 5005684), (10, 2502842), (17, 1472260), (20, 1251421), (34, 736130), (68, 368065), (85, 294452), (170, 147226), (340, 73613)]