80472790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{423541}}^1$

素因数の和:423567

約数の個数: 16

約数和(自身を含む): 152475120

約数和(自身を除く): 72002330

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 423541, 847082, 2117705, 4235410, 8047279, 16094558, 40236395, 80472790]

約数ペア:

[(1, 80472790), (2, 40236395), (5, 16094558), (10, 8047279), (19, 4235410), (38, 2117705), (95, 847082), (190, 423541)]