90262210

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{409}}^1\times {\mathrm{761}}^1$

素因数の和:1206

約数の個数: 32

約数和(自身を含む): 168706800

約数和(自身を除く): 78444590

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 409, 761, 818, 1522, 2045, 3805, 4090, 7610, 11861, 22069, 23722, 44138, 59305, 110345, 118610, 220690, 311249, 622498, 1556245, 3112490, 9026221, 18052442, 45131105, 90262210]

約数ペア:

[(1, 90262210), (2, 45131105), (5, 18052442), (10, 9026221), (29, 3112490), (58, 1556245), (145, 622498), (290, 311249), (409, 220690), (761, 118610), (818, 110345), (1522, 59305), (2045, 44138), (3805, 23722), (4090, 22069), (7610, 11861)]