80272760

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{87253}}^1$

素因数の和:87287

約数の個数: 32

約数和(自身を含む): 188468640

約数和(自身を除く): 108195880

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 87253, 174506, 349012, 436265, 698024, 872530, 1745060, 2006819, 3490120, 4013638, 8027276, 10034095, 16054552, 20068190, 40136380, 80272760]

約数ペア:

[(1, 80272760), (2, 40136380), (4, 20068190), (5, 16054552), (8, 10034095), (10, 8027276), (20, 4013638), (23, 3490120), (40, 2006819), (46, 1745060), (92, 872530), (115, 698024), (184, 436265), (230, 349012), (460, 174506), (920, 87253)]