31479922360

素因数分解:

$2^3\times 5^1\times {\mathrm{49531}}^1\times {\mathrm{15889}}^1$

素因数の和:65431

約数の個数: 32

約数和(自身を含む): 70835713200

約数和(自身を除く): 39355790840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 15889, 31778, 49531, 63556, 79445, 99062, 127112, 158890, 198124, 247655, 317780, 396248, 495310, 635560, 990620, 1981240, 786998059, 1573996118, 3147992236, 3934990295, 6295984472, 7869980590, 15739961180, 31479922360]

約数ペア:

[(1, 31479922360), (2, 15739961180), (4, 7869980590), (5, 6295984472), (8, 3934990295), (10, 3147992236), (20, 1573996118), (40, 786998059), (15889, 1981240), (31778, 990620), (49531, 635560), (63556, 495310), (79445, 396248), (99062, 317780), (127112, 247655), (158890, 198124)]