2000489525

素因数分解:

$5^2\times {\mathrm{151}}^1\times {\mathrm{331}}^1\times {\mathrm{1601}}^1$

素因数の和:2093

約数の個数: 24

約数和(自身を含む): 2506143168

約数和(自身を除く): 505653643

約数列:

[1, 5, 25, 151, 331, 755, 1601, 1655, 3775, 8005, 8275, 40025, 49981, 241751, 249905, 529931, 1208755, 1249525, 2649655, 6043775, 13248275, 80019581, 400097905, 2000489525]

約数ペア:

[(1, 2000489525), (5, 400097905), (25, 80019581), (151, 13248275), (331, 6043775), (755, 2649655), (1601, 1249525), (1655, 1208755), (3775, 529931), (8005, 249905), (8275, 241751), (40025, 49981)]