280569675

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{491}}^1$

素因数の和:924

約数の個数: 48

約数和(自身を含む): 490504320

約数和(自身を除く): 209934645

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 401, 475, 491, 1203, 1425, 1473, 2005, 2455, 6015, 7365, 7619, 9329, 10025, 12275, 22857, 27987, 30075, 36825, 38095, 46645, 114285, 139935, 190475, 196891, 233225, 571425, 590673, 699675, 984455, 2953365, 3740929, 4922275, 11222787, 14766825, 18704645, 56113935, 93523225, 280569675]

約数ペア:

[(1, 280569675), (3, 93523225), (5, 56113935), (15, 18704645), (19, 14766825), (25, 11222787), (57, 4922275), (75, 3740929), (95, 2953365), (285, 984455), (401, 699675), (475, 590673), (491, 571425), (1203, 233225), (1425, 196891), (1473, 190475), (2005, 139935), (2455, 114285), (6015, 46645), (7365, 38095), (7619, 36825), (9329, 30075), (10025, 27987), (12275, 22857)]