103898000

素因数分解:

$2^4\times 5^3\times {\mathrm{51949}}^1$

素因数の和:51972

約数の個数: 40

約数和(自身を含む): 251230200

約数和(自身を除く): 147332200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 51949, 103898, 207796, 259745, 415592, 519490, 831184, 1038980, 1298725, 2077960, 2597450, 4155920, 5194900, 6493625, 10389800, 12987250, 20779600, 25974500, 51949000, 103898000]

約数ペア:

[(1, 103898000), (2, 51949000), (4, 25974500), (5, 20779600), (8, 12987250), (10, 10389800), (16, 6493625), (20, 5194900), (25, 4155920), (40, 2597450), (50, 2077960), (80, 1298725), (100, 1038980), (125, 831184), (200, 519490), (250, 415592), (400, 259745), (500, 207796), (1000, 103898), (2000, 51949)]