90853730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{11633}}^1$

素因数の和:11722

約数の個数: 32

約数和(自身を含む): 180931968

約数和(自身を除く): 90078238

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3905, 7810, 11633, 23266, 58165, 116330, 127963, 255926, 639815, 825943, 1279630, 1651886, 4129715, 8259430, 9085373, 18170746, 45426865, 90853730]

約数ペア:

[(1, 90853730), (2, 45426865), (5, 18170746), (10, 9085373), (11, 8259430), (22, 4129715), (55, 1651886), (71, 1279630), (110, 825943), (142, 639815), (355, 255926), (710, 127963), (781, 116330), (1562, 58165), (3905, 23266), (7810, 11633)]