16654900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 39044376

約数和(自身を除く): 22389476

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 97, 100, 101, 170, 194, 202, 340, 388, 404, 425, 485, 505, 850, 970, 1010, 1649, 1700, 1717, 1940, 2020, 2425, 2525, 3298, 3434, 4850, 5050, 6596, 6868, 8245, 8585, 9700, 9797, 10100, 16490, 17170, 19594, 32980, 34340, 39188, 41225, 42925, 48985, 82450, 85850, 97970, 164900, 166549, 171700, 195940, 244925, 333098, 489850, 666196, 832745, 979700, 1665490, 3330980, 4163725, 8327450, 16654900]

約数ペア:

[(1, 16654900), (2, 8327450), (4, 4163725), (5, 3330980), (10, 1665490), (17, 979700), (20, 832745), (25, 666196), (34, 489850), (50, 333098), (68, 244925), (85, 195940), (97, 171700), (100, 166549), (101, 164900), (170, 97970), (194, 85850), (202, 82450), (340, 48985), (388, 42925), (404, 41225), (425, 39188), (485, 34340), (505, 32980), (850, 19594), (970, 17170), (1010, 16490), (1649, 10100), (1700, 9797), (1717, 9700), (1940, 8585), (2020, 8245), (2425, 6868), (2525, 6596), (3298, 5050), (3434, 4850)]