87662990

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^2$

素因数の和:233

約数の個数: 48

約数和(自身を含む): 167870016

約数和(自身を除く): 80207026

約数列:

[1, 2, 5, 10, 37, 47, 71, 74, 94, 142, 185, 235, 355, 370, 470, 710, 1739, 2627, 3337, 3478, 5041, 5254, 6674, 8695, 10082, 13135, 16685, 17390, 25205, 26270, 33370, 50410, 123469, 186517, 236927, 246938, 373034, 473854, 617345, 932585, 1184635, 1234690, 1865170, 2369270, 8766299, 17532598, 43831495, 87662990]

約数ペア:

[(1, 87662990), (2, 43831495), (5, 17532598), (10, 8766299), (37, 2369270), (47, 1865170), (71, 1234690), (74, 1184635), (94, 932585), (142, 617345), (185, 473854), (235, 373034), (355, 246938), (370, 236927), (470, 186517), (710, 123469), (1739, 50410), (2627, 33370), (3337, 26270), (3478, 25205), (5041, 17390), (5254, 16685), (6674, 13135), (8695, 10082)]