89756456

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{1609}}^1$

素因数の和:2001

約数の個数: 32

約数和(自身を含む): 177744000

約数和(自身を除く): 87987544

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 367, 734, 1468, 1609, 2936, 3218, 6436, 6973, 12872, 13946, 27892, 30571, 55784, 61142, 122284, 244568, 590503, 1181006, 2362012, 4724024, 11219557, 22439114, 44878228, 89756456]

約数ペア:

[(1, 89756456), (2, 44878228), (4, 22439114), (8, 11219557), (19, 4724024), (38, 2362012), (76, 1181006), (152, 590503), (367, 244568), (734, 122284), (1468, 61142), (1609, 55784), (2936, 30571), (3218, 27892), (6436, 13946), (6973, 12872)]