87895390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{19489}}^1$

素因数の和:19548

約数の個数: 32

約数和(自身を含む): 176813280

約数和(自身を除く): 88917890

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 19489, 38978, 97445, 194890, 214379, 428758, 799049, 1071895, 1598098, 2143790, 3995245, 7990490, 8789539, 17579078, 43947695, 87895390]

約数ペア:

[(1, 87895390), (2, 43947695), (5, 17579078), (10, 8789539), (11, 7990490), (22, 3995245), (41, 2143790), (55, 1598098), (82, 1071895), (110, 799049), (205, 428758), (410, 214379), (451, 194890), (902, 97445), (2255, 38978), (4510, 19489)]