3918800

素因数分解:

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

素因数の和:216

約数の個数: 60

約数和(自身を含む): 9606156

約数和(自身を除く): 5687356

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 97, 100, 101, 194, 200, 202, 388, 400, 404, 485, 505, 776, 808, 970, 1010, 1552, 1616, 1940, 2020, 2425, 2525, 3880, 4040, 4850, 5050, 7760, 8080, 9700, 9797, 10100, 19400, 19594, 20200, 38800, 39188, 40400, 48985, 78376, 97970, 156752, 195940, 244925, 391880, 489850, 783760, 979700, 1959400, 3918800]

約数ペア:

[(1, 3918800), (2, 1959400), (4, 979700), (5, 783760), (8, 489850), (10, 391880), (16, 244925), (20, 195940), (25, 156752), (40, 97970), (50, 78376), (80, 48985), (97, 40400), (100, 39188), (101, 38800), (194, 20200), (200, 19594), (202, 19400), (388, 10100), (400, 9797), (404, 9700), (485, 8080), (505, 7760), (776, 5050), (808, 4850), (970, 4040), (1010, 3880), (1552, 2525), (1616, 2425), (1940, 2020)]