64840724

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{503}}^1$

素因数の和:624

約数の個数: 48

約数和(自身を含む): 127628928

約数和(自身を除く): 62788204

約数列:

[1, 2, 4, 13, 26, 37, 52, 67, 74, 134, 148, 268, 481, 503, 871, 962, 1006, 1742, 1924, 2012, 2479, 3484, 4958, 6539, 9916, 13078, 18611, 26156, 32227, 33701, 37222, 64454, 67402, 74444, 128908, 134804, 241943, 438113, 483886, 876226, 967772, 1246937, 1752452, 2493874, 4987748, 16210181, 32420362, 64840724]

約数ペア:

[(1, 64840724), (2, 32420362), (4, 16210181), (13, 4987748), (26, 2493874), (37, 1752452), (52, 1246937), (67, 967772), (74, 876226), (134, 483886), (148, 438113), (268, 241943), (481, 134804), (503, 128908), (871, 74444), (962, 67402), (1006, 64454), (1742, 37222), (1924, 33701), (2012, 32227), (2479, 26156), (3484, 18611), (4958, 13078), (6539, 9916)]