90365710

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 183746880

約数和(自身を除く): 93381170

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 101, 170, 190, 202, 277, 323, 505, 554, 646, 1010, 1385, 1615, 1717, 1919, 2770, 3230, 3434, 3838, 4709, 5263, 8585, 9418, 9595, 10526, 17170, 19190, 23545, 26315, 27977, 32623, 47090, 52630, 55954, 65246, 89471, 139885, 163115, 178942, 279770, 326230, 447355, 475609, 531563, 894710, 951218, 1063126, 2378045, 2657815, 4756090, 5315630, 9036571, 18073142, 45182855, 90365710]

約数ペア:

[(1, 90365710), (2, 45182855), (5, 18073142), (10, 9036571), (17, 5315630), (19, 4756090), (34, 2657815), (38, 2378045), (85, 1063126), (95, 951218), (101, 894710), (170, 531563), (190, 475609), (202, 447355), (277, 326230), (323, 279770), (505, 178942), (554, 163115), (646, 139885), (1010, 89471), (1385, 65246), (1615, 55954), (1717, 52630), (1919, 47090), (2770, 32623), (3230, 27977), (3434, 26315), (3838, 23545), (4709, 19190), (5263, 17170), (8585, 10526), (9418, 9595)]