99609880

素因数分解:

$2^3\times 5^1\times {\mathrm{2490247}}^1$

素因数の和:2490258

約数の個数: 16

約数和(自身を含む): 224122320

約数和(自身を除く): 124512440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2490247, 4980494, 9960988, 12451235, 19921976, 24902470, 49804940, 99609880]

約数ペア:

[(1, 99609880), (2, 49804940), (4, 24902470), (5, 19921976), (8, 12451235), (10, 9960988), (20, 4980494), (40, 2490247)]