2018294525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{1229}}^1$

素因数の和:1446

約数の個数: 48

約数和(自身を含む): 2801487360

約数和(自身を除く): 783192835

約数列:

[1, 5, 13, 25, 31, 65, 155, 163, 325, 403, 775, 815, 1229, 2015, 2119, 4075, 5053, 6145, 10075, 10595, 15977, 25265, 30725, 38099, 52975, 65689, 79885, 126325, 190495, 200327, 328445, 399425, 495287, 952475, 1001635, 1642225, 2476435, 2604251, 5008175, 6210137, 12382175, 13021255, 31050685, 65106275, 80731781, 155253425, 403658905, 2018294525]

約数ペア:

[(1, 2018294525), (5, 403658905), (13, 155253425), (25, 80731781), (31, 65106275), (65, 31050685), (155, 13021255), (163, 12382175), (325, 6210137), (403, 5008175), (775, 2604251), (815, 2476435), (1229, 1642225), (2015, 1001635), (2119, 952475), (4075, 495287), (5053, 399425), (6145, 328445), (10075, 200327), (10595, 190495), (15977, 126325), (25265, 79885), (30725, 65689), (38099, 52975)]