1815690974890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2539}}^1\times {\mathrm{117041}}^1$

素因数の和:119647

約数の個数: 64

約数和(自身を含む): 3595979681280

約数和(自身を除く): 1780288706390

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 470, 611, 1222, 2539, 3055, 5078, 6110, 12695, 25390, 33007, 66014, 117041, 119333, 165035, 234082, 238666, 330070, 585205, 596665, 1170410, 1193330, 1521533, 1551329, 3043066, 3102658, 5500927, 7607665, 7756645, 11001854, 15215330, 15513290, 27504635, 55009270, 71512051, 143024102, 297167099, 357560255, 594334198, 715120510, 1485835495, 2971670990, 3863172287, 7726344574, 13966853653, 19315861435, 27933707306, 38631722870, 69834268265, 139668536530, 181569097489, 363138194978, 907845487445, 1815690974890]

約数ペア:

[(1, 1815690974890), (2, 907845487445), (5, 363138194978), (10, 181569097489), (13, 139668536530), (26, 69834268265), (47, 38631722870), (65, 27933707306), (94, 19315861435), (130, 13966853653), (235, 7726344574), (470, 3863172287), (611, 2971670990), (1222, 1485835495), (2539, 715120510), (3055, 594334198), (5078, 357560255), (6110, 297167099), (12695, 143024102), (25390, 71512051), (33007, 55009270), (66014, 27504635), (117041, 15513290), (119333, 15215330), (165035, 11001854), (234082, 7756645), (238666, 7607665), (330070, 5500927), (585205, 3102658), (596665, 3043066), (1170410, 1551329), (1193330, 1521533)]