98949700

素因数分解:

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

素因数の和:313

約数の個数: 54

約数和(自身を含む): 219103598

約数和(自身を除く): 120153898

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 101, 194, 202, 388, 404, 485, 505, 970, 1010, 1940, 2020, 2425, 2525, 4850, 5050, 9700, 9797, 10100, 10201, 19594, 20402, 39188, 40804, 48985, 51005, 97970, 102010, 195940, 204020, 244925, 255025, 489850, 510050, 979700, 989497, 1020100, 1978994, 3957988, 4947485, 9894970, 19789940, 24737425, 49474850, 98949700]

約数ペア:

[(1, 98949700), (2, 49474850), (4, 24737425), (5, 19789940), (10, 9894970), (20, 4947485), (25, 3957988), (50, 1978994), (97, 1020100), (100, 989497), (101, 979700), (194, 510050), (202, 489850), (388, 255025), (404, 244925), (485, 204020), (505, 195940), (970, 102010), (1010, 97970), (1940, 51005), (2020, 48985), (2425, 40804), (2525, 39188), (4850, 20402), (5050, 19594), (9700, 10201), (9797, 10100)]