90697210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{18397}}^1$

素因数の和:18450

約数の個数: 32

約数和(自身を含む): 178828560

約数和(自身を除く): 88131350

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 493, 986, 2465, 4930, 18397, 36794, 91985, 183970, 312749, 533513, 625498, 1067026, 1563745, 2667565, 3127490, 5335130, 9069721, 18139442, 45348605, 90697210]

約数ペア:

[(1, 90697210), (2, 45348605), (5, 18139442), (10, 9069721), (17, 5335130), (29, 3127490), (34, 2667565), (58, 1563745), (85, 1067026), (145, 625498), (170, 533513), (290, 312749), (493, 183970), (986, 91985), (2465, 36794), (4930, 18397)]