65428528

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{4177}}^1$

素因数の和:4285

約数の個数: 40

約数和(自身を含む): 139879440

約数和(自身を除く): 74450912

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 89, 176, 178, 356, 712, 979, 1424, 1958, 3916, 4177, 7832, 8354, 15664, 16708, 33416, 45947, 66832, 91894, 183788, 367576, 371753, 735152, 743506, 1487012, 2974024, 4089283, 5948048, 8178566, 16357132, 32714264, 65428528]

約数ペア:

[(1, 65428528), (2, 32714264), (4, 16357132), (8, 8178566), (11, 5948048), (16, 4089283), (22, 2974024), (44, 1487012), (88, 743506), (89, 735152), (176, 371753), (178, 367576), (356, 183788), (712, 91894), (979, 66832), (1424, 45947), (1958, 33416), (3916, 16708), (4177, 15664), (7832, 8354)]