87687965

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 112839936

約数和(自身を除く): 25151971

約数列:

[1, 5, 37, 43, 73, 151, 185, 215, 365, 755, 1591, 2701, 3139, 5587, 6493, 7955, 11023, 13505, 15695, 27935, 32465, 55115, 116143, 240241, 407851, 473989, 580715, 1201205, 2039255, 2369945, 17537593, 87687965]

約数ペア:

[(1, 87687965), (5, 17537593), (37, 2369945), (43, 2039255), (73, 1201205), (151, 580715), (185, 473989), (215, 407851), (365, 240241), (755, 116143), (1591, 55115), (2701, 32465), (3139, 27935), (5587, 15695), (6493, 13505), (7955, 11023)]