821216450

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{18229}}^1$

素因数の和:18311

約数の個数: 48

約数和(自身を含む): 1647919080

約数和(自身を除く): 826702630

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 53, 85, 106, 170, 265, 425, 530, 850, 901, 1325, 1802, 2650, 4505, 9010, 18229, 22525, 36458, 45050, 91145, 182290, 309893, 455725, 619786, 911450, 966137, 1549465, 1932274, 3098930, 4830685, 7747325, 9661370, 15494650, 16424329, 24153425, 32848658, 48306850, 82121645, 164243290, 410608225, 821216450]

約数ペア:

[(1, 821216450), (2, 410608225), (5, 164243290), (10, 82121645), (17, 48306850), (25, 32848658), (34, 24153425), (50, 16424329), (53, 15494650), (85, 9661370), (106, 7747325), (170, 4830685), (265, 3098930), (425, 1932274), (530, 1549465), (850, 966137), (901, 911450), (1325, 619786), (1802, 455725), (2650, 309893), (4505, 182290), (9010, 91145), (18229, 45050), (22525, 36458)]