16067080

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:250

約数の個数: 64

約数和(自身を含む): 37784880

約数和(自身を除く): 21717800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 97, 101, 164, 194, 202, 205, 328, 388, 404, 410, 485, 505, 776, 808, 820, 970, 1010, 1640, 1940, 2020, 3880, 3977, 4040, 4141, 7954, 8282, 9797, 15908, 16564, 19594, 19885, 20705, 31816, 33128, 39188, 39770, 41410, 48985, 78376, 79540, 82820, 97970, 159080, 165640, 195940, 391880, 401677, 803354, 1606708, 2008385, 3213416, 4016770, 8033540, 16067080]

約数ペア:

[(1, 16067080), (2, 8033540), (4, 4016770), (5, 3213416), (8, 2008385), (10, 1606708), (20, 803354), (40, 401677), (41, 391880), (82, 195940), (97, 165640), (101, 159080), (164, 97970), (194, 82820), (202, 79540), (205, 78376), (328, 48985), (388, 41410), (404, 39770), (410, 39188), (485, 33128), (505, 31816), (776, 20705), (808, 19885), (820, 19594), (970, 16564), (1010, 15908), (1640, 9797), (1940, 8282), (2020, 7954), (3880, 4141), (3977, 4040)]