66636688

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{439}}^1$

素因数の和:679

約数の個数: 40

約数和(自身を含む): 132580800

約数和(自身を除く): 65944112

約数列:

[1, 2, 4, 8, 16, 53, 106, 179, 212, 358, 424, 439, 716, 848, 878, 1432, 1756, 2864, 3512, 7024, 9487, 18974, 23267, 37948, 46534, 75896, 78581, 93068, 151792, 157162, 186136, 314324, 372272, 628648, 1257296, 4164793, 8329586, 16659172, 33318344, 66636688]

約数ペア:

[(1, 66636688), (2, 33318344), (4, 16659172), (8, 8329586), (16, 4164793), (53, 1257296), (106, 628648), (179, 372272), (212, 314324), (358, 186136), (424, 157162), (439, 151792), (716, 93068), (848, 78581), (878, 75896), (1432, 46534), (1756, 37948), (2864, 23267), (3512, 18974), (7024, 9487)]