80781048

素因数分解:

$2^3\times 3^2\times {\mathrm{907}}^1\times {\mathrm{1237}}^1$

素因数の和:2156

約数の個数: 48

約数和(自身を含む): 219200280

約数和(自身を除く): 138419232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 907, 1237, 1814, 2474, 2721, 3628, 3711, 4948, 5442, 7256, 7422, 8163, 9896, 10884, 11133, 14844, 16326, 21768, 22266, 29688, 32652, 44532, 65304, 89064, 1121959, 2243918, 3365877, 4487836, 6731754, 8975672, 10097631, 13463508, 20195262, 26927016, 40390524, 80781048]

約数ペア:

[(1, 80781048), (2, 40390524), (3, 26927016), (4, 20195262), (6, 13463508), (8, 10097631), (9, 8975672), (12, 6731754), (18, 4487836), (24, 3365877), (36, 2243918), (72, 1121959), (907, 89064), (1237, 65304), (1814, 44532), (2474, 32652), (2721, 29688), (3628, 22266), (3711, 21768), (4948, 16326), (5442, 14844), (7256, 11133), (7422, 10884), (8163, 9896)]