123214900

素因数分解:

$2^2\times 5^2\times {\mathrm{617}}^1\times {\mathrm{1997}}^1$

素因数の和:2628

約数の個数: 36

約数和(自身を含む): 267943788

約数和(自身を除く): 144728888

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 617, 1234, 1997, 2468, 3085, 3994, 6170, 7988, 9985, 12340, 15425, 19970, 30850, 39940, 49925, 61700, 99850, 199700, 1232149, 2464298, 4928596, 6160745, 12321490, 24642980, 30803725, 61607450, 123214900]

約数ペア:

[(1, 123214900), (2, 61607450), (4, 30803725), (5, 24642980), (10, 12321490), (20, 6160745), (25, 4928596), (50, 2464298), (100, 1232149), (617, 199700), (1234, 99850), (1997, 61700), (2468, 49925), (3085, 39940), (3994, 30850), (6170, 19970), (7988, 15425), (9985, 12340)]