99198040

素因数分解:

$2^3\times 5^1\times {\mathrm{647}}^1\times {\mathrm{3833}}^1$

素因数の和:4491

約数の個数: 32

約数和(自身を含む): 223598880

約数和(自身を除く): 124400840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 647, 1294, 2588, 3235, 3833, 5176, 6470, 7666, 12940, 15332, 19165, 25880, 30664, 38330, 76660, 153320, 2479951, 4959902, 9919804, 12399755, 19839608, 24799510, 49599020, 99198040]

約数ペア:

[(1, 99198040), (2, 49599020), (4, 24799510), (5, 19839608), (8, 12399755), (10, 9919804), (20, 4959902), (40, 2479951), (647, 153320), (1294, 76660), (2588, 38330), (3235, 30664), (3833, 25880), (5176, 19165), (6470, 15332), (7666, 12940)]