87800390

素因数分解:

$2^1\times 5^1\times {\mathrm{2531}}^1\times {\mathrm{3469}}^1$

素因数の和:6007

約数の個数: 16

約数和(自身を含む): 158148720

約数和(自身を除く): 70348330

約数列:

[1, 2, 5, 10, 2531, 3469, 5062, 6938, 12655, 17345, 25310, 34690, 8780039, 17560078, 43900195, 87800390]

約数ペア:

[(1, 87800390), (2, 43900195), (5, 17560078), (10, 8780039), (2531, 34690), (3469, 25310), (5062, 17345), (6938, 12655)]