30398800

素因数分解:

$2^4\times 5^2\times {\mathrm{75997}}^1$

素因数の和:76015

約数の個数: 30

約数和(自身を含む): 73034078

約数和(自身を除く): 42635278

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 75997, 151994, 303988, 379985, 607976, 759970, 1215952, 1519940, 1899925, 3039880, 3799850, 6079760, 7599700, 15199400, 30398800]

約数ペア:

[(1, 30398800), (2, 15199400), (4, 7599700), (5, 6079760), (8, 3799850), (10, 3039880), (16, 1899925), (20, 1519940), (25, 1215952), (40, 759970), (50, 607976), (80, 379985), (100, 303988), (200, 151994), (400, 75997)]