263973669940

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{167071943}}^1$

素因数の和:167072031

約数の個数: 24

約数和(自身を含む): 561361731840

約数和(自身を除く): 297388061900

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 167071943, 334143886, 668287772, 835359715, 1670719430, 3341438860, 13198683497, 26397366994, 52794733988, 65993417485, 131986834970, 263973669940]

約数ペア:

[(1, 263973669940), (2, 131986834970), (4, 65993417485), (5, 52794733988), (10, 26397366994), (20, 13198683497), (79, 3341438860), (158, 1670719430), (316, 835359715), (395, 668287772), (790, 334143886), (1580, 167071943)]