64156430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{499}}^1$

素因数の和:585

約数の個数: 64

約数和(自身を含む): 133056000

約数和(自身を除く): 68899570

約数列:

[1, 2, 5, 10, 13, 23, 26, 43, 46, 65, 86, 115, 130, 215, 230, 299, 430, 499, 559, 598, 989, 998, 1118, 1495, 1978, 2495, 2795, 2990, 4945, 4990, 5590, 6487, 9890, 11477, 12857, 12974, 21457, 22954, 25714, 32435, 42914, 57385, 64285, 64870, 107285, 114770, 128570, 149201, 214570, 278941, 298402, 493511, 557882, 746005, 987022, 1394705, 1492010, 2467555, 2789410, 4935110, 6415643, 12831286, 32078215, 64156430]

約数ペア:

[(1, 64156430), (2, 32078215), (5, 12831286), (10, 6415643), (13, 4935110), (23, 2789410), (26, 2467555), (43, 1492010), (46, 1394705), (65, 987022), (86, 746005), (115, 557882), (130, 493511), (215, 298402), (230, 278941), (299, 214570), (430, 149201), (499, 128570), (559, 114770), (598, 107285), (989, 64870), (998, 64285), (1118, 57385), (1495, 42914), (1978, 32435), (2495, 25714), (2795, 22954), (2990, 21457), (4945, 12974), (4990, 12857), (5590, 11477), (6487, 9890)]