166128290

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{2557}}^1$

素因数の和:2726

約数の個数: 32

約数和(自身を含む): 306653040

約数和(自身を除く): 140524750

約数列:

[1, 2, 5, 10, 73, 89, 146, 178, 365, 445, 730, 890, 2557, 5114, 6497, 12785, 12994, 25570, 32485, 64970, 186661, 227573, 373322, 455146, 933305, 1137865, 1866610, 2275730, 16612829, 33225658, 83064145, 166128290]

約数ペア:

[(1, 166128290), (2, 83064145), (5, 33225658), (10, 16612829), (73, 2275730), (89, 1866610), (146, 1137865), (178, 933305), (365, 455146), (445, 373322), (730, 227573), (890, 186661), (2557, 64970), (5114, 32485), (6497, 25570), (12785, 12994)]