25133140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2549}}^1$

素因数の和:2604

約数の個数: 48

約数和(自身を含む): 57834000

約数和(自身を除く): 32700860

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 986, 1972, 2465, 2549, 4930, 5098, 9860, 10196, 12745, 25490, 43333, 50980, 73921, 86666, 147842, 173332, 216665, 295684, 369605, 433330, 739210, 866660, 1256657, 1478420, 2513314, 5026628, 6283285, 12566570, 25133140]

約数ペア:

[(1, 25133140), (2, 12566570), (4, 6283285), (5, 5026628), (10, 2513314), (17, 1478420), (20, 1256657), (29, 866660), (34, 739210), (58, 433330), (68, 369605), (85, 295684), (116, 216665), (145, 173332), (170, 147842), (290, 86666), (340, 73921), (493, 50980), (580, 43333), (986, 25490), (1972, 12745), (2465, 10196), (2549, 9860), (4930, 5098)]