79159760

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{101}}^2$

素因数の和:312

約数の個数: 60

約数和(自身を含む): 187803084

約数和(自身を除く): 108643324

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 101, 194, 202, 388, 404, 485, 505, 776, 808, 970, 1010, 1552, 1616, 1940, 2020, 3880, 4040, 7760, 8080, 9797, 10201, 19594, 20402, 39188, 40804, 48985, 51005, 78376, 81608, 97970, 102010, 156752, 163216, 195940, 204020, 391880, 408040, 783760, 816080, 989497, 1978994, 3957988, 4947485, 7915976, 9894970, 15831952, 19789940, 39579880, 79159760]

約数ペア:

[(1, 79159760), (2, 39579880), (4, 19789940), (5, 15831952), (8, 9894970), (10, 7915976), (16, 4947485), (20, 3957988), (40, 1978994), (80, 989497), (97, 816080), (101, 783760), (194, 408040), (202, 391880), (388, 204020), (404, 195940), (485, 163216), (505, 156752), (776, 102010), (808, 97970), (970, 81608), (1010, 78376), (1552, 51005), (1616, 48985), (1940, 40804), (2020, 39188), (3880, 20402), (4040, 19594), (7760, 10201), (8080, 9797)]