5285120

素因数分解:

$2^8\times 5^1\times {\mathrm{4129}}^1$

素因数の和:4150

約数の個数: 36

約数和(自身を含む): 12662580

約数和(自身を除く): 7377460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 4129, 8258, 16516, 20645, 33032, 41290, 66064, 82580, 132128, 165160, 264256, 330320, 528512, 660640, 1057024, 1321280, 2642560, 5285120]

約数ペア:

[(1, 5285120), (2, 2642560), (4, 1321280), (5, 1057024), (8, 660640), (10, 528512), (16, 330320), (20, 264256), (32, 165160), (40, 132128), (64, 82580), (80, 66064), (128, 41290), (160, 33032), (256, 20645), (320, 16516), (640, 8258), (1280, 4129)]