87155740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{27067}}^1$

素因数の和:27106

約数の個数: 48

約数和(自身を含む): 218276352

約数和(自身を除く): 131120612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 27067, 54134, 108268, 135335, 189469, 270670, 378938, 541340, 622541, 757876, 947345, 1245082, 1894690, 2490164, 3112705, 3789380, 4357787, 6225410, 8715574, 12450820, 17431148, 21788935, 43577870, 87155740]

約数ペア:

[(1, 87155740), (2, 43577870), (4, 21788935), (5, 17431148), (7, 12450820), (10, 8715574), (14, 6225410), (20, 4357787), (23, 3789380), (28, 3112705), (35, 2490164), (46, 1894690), (70, 1245082), (92, 947345), (115, 757876), (140, 622541), (161, 541340), (230, 378938), (322, 270670), (460, 189469), (644, 135335), (805, 108268), (1610, 54134), (3220, 27067)]