201020780175

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{157663357}}^1$

素因数の和:157663387

約数の個数: 24

約数和(自身を含む): 351904615056

約数和(自身を除く): 150883834881

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 157663357, 472990071, 788316785, 2364950355, 2680277069, 3941583925, 8040831207, 11824751775, 13401385345, 40204156035, 67006926725, 201020780175]

約数ペア:

[(1, 201020780175), (3, 67006926725), (5, 40204156035), (15, 13401385345), (17, 11824751775), (25, 8040831207), (51, 3941583925), (75, 2680277069), (85, 2364950355), (255, 788316785), (425, 472990071), (1275, 157663357)]