2012496925

素因数分解:

$5^2\times {\mathrm{89}}^1\times {\mathrm{509}}^1\times {\mathrm{1777}}^1$

素因数の和:2385

約数の個数: 24

約数和(自身を含む): 2529916200

約数和(自身を除く): 517419275

約数列:

[1, 5, 25, 89, 445, 509, 1777, 2225, 2545, 8885, 12725, 44425, 45301, 158153, 226505, 790765, 904493, 1132525, 3953825, 4522465, 22612325, 80499877, 402499385, 2012496925]

約数ペア:

[(1, 2012496925), (5, 402499385), (25, 80499877), (89, 22612325), (445, 4522465), (509, 3953825), (1777, 1132525), (2225, 904493), (2545, 790765), (8885, 226505), (12725, 158153), (44425, 45301)]