55213120

素因数分解:

$2^6\times 5^1\times {\mathrm{172541}}^1$

素因数の和:172558

約数の個数: 28

約数和(自身を含む): 131477004

約数和(自身を除く): 76263884

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 172541, 345082, 690164, 862705, 1380328, 1725410, 2760656, 3450820, 5521312, 6901640, 11042624, 13803280, 27606560, 55213120]

約数ペア:

[(1, 55213120), (2, 27606560), (4, 13803280), (5, 11042624), (8, 6901640), (10, 5521312), (16, 3450820), (20, 2760656), (32, 1725410), (40, 1380328), (64, 862705), (80, 690164), (160, 345082), (320, 172541)]