4898500

素因数分解:

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

素因数の和:217

約数の個数: 48

約数和(自身を含む): 10915632

約数和(自身を除く): 6017132

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 101, 125, 194, 202, 250, 388, 404, 485, 500, 505, 970, 1010, 1940, 2020, 2425, 2525, 4850, 5050, 9700, 9797, 10100, 12125, 12625, 19594, 24250, 25250, 39188, 48500, 48985, 50500, 97970, 195940, 244925, 489850, 979700, 1224625, 2449250, 4898500]

約数ペア:

[(1, 4898500), (2, 2449250), (4, 1224625), (5, 979700), (10, 489850), (20, 244925), (25, 195940), (50, 97970), (97, 50500), (100, 48985), (101, 48500), (125, 39188), (194, 25250), (202, 24250), (250, 19594), (388, 12625), (404, 12125), (485, 10100), (500, 9797), (505, 9700), (970, 5050), (1010, 4850), (1940, 2525), (2020, 2425)]