249325490

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1\times {\mathrm{613}}^1$

素因数の和:1166

約数の個数: 32

約数和(自身を含む): 455563440

約数和(自身を除く): 206237950

約数列:

[1, 2, 5, 10, 89, 178, 445, 457, 613, 890, 914, 1226, 2285, 3065, 4570, 6130, 40673, 54557, 81346, 109114, 203365, 272785, 280141, 406730, 545570, 560282, 1400705, 2801410, 24932549, 49865098, 124662745, 249325490]

約数ペア:

[(1, 249325490), (2, 124662745), (5, 49865098), (10, 24932549), (89, 2801410), (178, 1400705), (445, 560282), (457, 545570), (613, 406730), (890, 280141), (914, 272785), (1226, 203365), (2285, 109114), (3065, 81346), (4570, 54557), (6130, 40673)]