90209752

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{21397}}^1$

素因数の和:21451

約数の個数: 32

約数和(自身を含む): 184878720

約数和(自身を除く): 94668968

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 527, 1054, 2108, 4216, 21397, 42794, 85588, 171176, 363749, 663307, 727498, 1326614, 1454996, 2653228, 2909992, 5306456, 11276219, 22552438, 45104876, 90209752]

約数ペア:

[(1, 90209752), (2, 45104876), (4, 22552438), (8, 11276219), (17, 5306456), (31, 2909992), (34, 2653228), (62, 1454996), (68, 1326614), (124, 727498), (136, 663307), (248, 363749), (527, 171176), (1054, 85588), (2108, 42794), (4216, 21397)]