77711425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 112492800

約数和(自身を除く): 34781375

約数列:

[1, 5, 11, 19, 25, 55, 95, 107, 139, 209, 275, 475, 535, 695, 1045, 1177, 1529, 2033, 2641, 2675, 3475, 5225, 5885, 7645, 10165, 13205, 14873, 22363, 29051, 29425, 38225, 50825, 66025, 74365, 111815, 145255, 163603, 282587, 371825, 559075, 726275, 818015, 1412935, 3108457, 4090075, 7064675, 15542285, 77711425]

約数ペア:

[(1, 77711425), (5, 15542285), (11, 7064675), (19, 4090075), (25, 3108457), (55, 1412935), (95, 818015), (107, 726275), (139, 559075), (209, 371825), (275, 282587), (475, 163603), (535, 145255), (695, 111815), (1045, 74365), (1177, 66025), (1529, 50825), (2033, 38225), (2641, 29425), (2675, 29051), (3475, 22363), (5225, 14873), (5885, 13205), (7645, 10165)]