53485840

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{6491}}^1$

素因数の和:6607

約数の個数: 40

約数和(自身を含む): 125581248

約数和(自身を除く): 72095408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 6491, 8240, 12982, 25964, 32455, 51928, 64910, 103856, 129820, 259640, 519280, 668573, 1337146, 2674292, 3342865, 5348584, 6685730, 10697168, 13371460, 26742920, 53485840]

約数ペア:

[(1, 53485840), (2, 26742920), (4, 13371460), (5, 10697168), (8, 6685730), (10, 5348584), (16, 3342865), (20, 2674292), (40, 1337146), (80, 668573), (103, 519280), (206, 259640), (412, 129820), (515, 103856), (824, 64910), (1030, 51928), (1648, 32455), (2060, 25964), (4120, 12982), (6491, 8240)]