77947792

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{751}}^1$

素因数の和:1271

約数の個数: 40

約数和(自身を含む): 163184000

約数和(自身を除く): 85236208

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 499, 751, 998, 1502, 1996, 3004, 3992, 6008, 6487, 7984, 9763, 12016, 12974, 19526, 25948, 39052, 51896, 78104, 103792, 156208, 374749, 749498, 1498996, 2997992, 4871737, 5995984, 9743474, 19486948, 38973896, 77947792]

約数ペア:

[(1, 77947792), (2, 38973896), (4, 19486948), (8, 9743474), (13, 5995984), (16, 4871737), (26, 2997992), (52, 1498996), (104, 749498), (208, 374749), (499, 156208), (751, 103792), (998, 78104), (1502, 51896), (1996, 39052), (3004, 25948), (3992, 19526), (6008, 12974), (6487, 12016), (7984, 9763)]