99009880

素因数分解:

$2^3\times 5^1\times {\mathrm{2475247}}^1$

素因数の和:2475258

約数の個数: 16

約数和(自身を含む): 222772320

約数和(自身を除く): 123762440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2475247, 4950494, 9900988, 12376235, 19801976, 24752470, 49504940, 99009880]

約数ペア:

[(1, 99009880), (2, 49504940), (4, 24752470), (5, 19801976), (8, 12376235), (10, 9900988), (20, 4950494), (40, 2475247)]