81610290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29251}}^1$

素因数の和:29295

約数の個数: 48

約数和(自身を含む): 219038976

約数和(自身を除く): 137428686

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 29251, 58502, 87753, 146255, 175506, 263259, 292510, 438765, 526518, 877530, 906781, 1316295, 1813562, 2632590, 2720343, 4533905, 5440686, 8161029, 9067810, 13601715, 16322058, 27203430, 40805145, 81610290]

約数ペア:

[(1, 81610290), (2, 40805145), (3, 27203430), (5, 16322058), (6, 13601715), (9, 9067810), (10, 8161029), (15, 5440686), (18, 4533905), (30, 2720343), (31, 2632590), (45, 1813562), (62, 1316295), (90, 906781), (93, 877530), (155, 526518), (186, 438765), (279, 292510), (310, 263259), (465, 175506), (558, 146255), (930, 87753), (1395, 58502), (2790, 29251)]