221274350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{13873}}^1$

素因数の和:13925

約数の個数: 48

約数和(自身を含む): 464501520

約数和(自身を除く): 243227170

約数列:

[1, 2, 5, 10, 11, 22, 25, 29, 50, 55, 58, 110, 145, 275, 290, 319, 550, 638, 725, 1450, 1595, 3190, 7975, 13873, 15950, 27746, 69365, 138730, 152603, 305206, 346825, 402317, 693650, 763015, 804634, 1526030, 2011585, 3815075, 4023170, 4425487, 7630150, 8850974, 10057925, 20115850, 22127435, 44254870, 110637175, 221274350]

約数ペア:

[(1, 221274350), (2, 110637175), (5, 44254870), (10, 22127435), (11, 20115850), (22, 10057925), (25, 8850974), (29, 7630150), (50, 4425487), (55, 4023170), (58, 3815075), (110, 2011585), (145, 1526030), (275, 804634), (290, 763015), (319, 693650), (550, 402317), (638, 346825), (725, 305206), (1450, 152603), (1595, 138730), (3190, 69365), (7975, 27746), (13873, 15950)]