80931638

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{9391}}^1$

素因数の和:9563

約数の個数: 16

約数和(自身を含む): 126228480

約数和(自身を除く): 45296842

約数列:

[1, 2, 31, 62, 139, 278, 4309, 8618, 9391, 18782, 291121, 582242, 1305349, 2610698, 40465819, 80931638]

約数ペア:

[(1, 80931638), (2, 40465819), (31, 2610698), (62, 1305349), (139, 582242), (278, 291121), (4309, 18782), (8618, 9391)]