2108794100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{130981}}^1$

素因数の和:131025

約数の個数: 72

約数和(自身を含む): 5457234048

約数和(自身を除く): 3348439948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 100, 115, 140, 161, 175, 230, 322, 350, 460, 575, 644, 700, 805, 1150, 1610, 2300, 3220, 4025, 8050, 16100, 130981, 261962, 523924, 654905, 916867, 1309810, 1833734, 2619620, 3012563, 3274525, 3667468, 4584335, 6025126, 6549050, 9168670, 12050252, 13098100, 15062815, 18337340, 21087941, 22921675, 30125630, 42175882, 45843350, 60251260, 75314075, 84351764, 91686700, 105439705, 150628150, 210879410, 301256300, 421758820, 527198525, 1054397050, 2108794100]

約数ペア:

[(1, 2108794100), (2, 1054397050), (4, 527198525), (5, 421758820), (7, 301256300), (10, 210879410), (14, 150628150), (20, 105439705), (23, 91686700), (25, 84351764), (28, 75314075), (35, 60251260), (46, 45843350), (50, 42175882), (70, 30125630), (92, 22921675), (100, 21087941), (115, 18337340), (140, 15062815), (161, 13098100), (175, 12050252), (230, 9168670), (322, 6549050), (350, 6025126), (460, 4584335), (575, 3667468), (644, 3274525), (700, 3012563), (805, 2619620), (1150, 1833734), (1610, 1309810), (2300, 916867), (3220, 654905), (4025, 523924), (8050, 261962), (16100, 130981)]