77760020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{10313}}^1$

素因数の和:10364

約数の個数: 48

約数和(自身を含む): 181938960

約数和(自身を除く): 104178940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7540, 10313, 20626, 41252, 51565, 103130, 134069, 206260, 268138, 299077, 536276, 598154, 670345, 1196308, 1340690, 1495385, 2681380, 2990770, 3888001, 5981540, 7776002, 15552004, 19440005, 38880010, 77760020]

約数ペア:

[(1, 77760020), (2, 38880010), (4, 19440005), (5, 15552004), (10, 7776002), (13, 5981540), (20, 3888001), (26, 2990770), (29, 2681380), (52, 1495385), (58, 1340690), (65, 1196308), (116, 670345), (130, 598154), (145, 536276), (260, 299077), (290, 268138), (377, 206260), (580, 134069), (754, 103130), (1508, 51565), (1885, 41252), (3770, 20626), (7540, 10313)]