289230080

素因数分解:

$2^8\times 5^1\times {\mathrm{225961}}^1$

素因数の和:225982

約数の個数: 36

約数和(自身を含む): 692799492

約数和(自身を除く): 403569412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 225961, 451922, 903844, 1129805, 1807688, 2259610, 3615376, 4519220, 7230752, 9038440, 14461504, 18076880, 28923008, 36153760, 57846016, 72307520, 144615040, 289230080]

約数ペア:

[(1, 289230080), (2, 144615040), (4, 72307520), (5, 57846016), (8, 36153760), (10, 28923008), (16, 18076880), (20, 14461504), (32, 9038440), (40, 7230752), (64, 4519220), (80, 3615376), (128, 2259610), (160, 1807688), (256, 1129805), (320, 903844), (640, 451922), (1280, 225961)]