78037180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{15797}}^1$

素因数の和:15838

約数の個数: 48

約数和(自身を含む): 185784480

約数和(自身を除く): 107747300

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 15797, 31594, 63188, 78985, 157970, 205361, 300143, 315940, 410722, 600286, 821444, 1026805, 1200572, 1500715, 2053610, 3001430, 3901859, 4107220, 6002860, 7803718, 15607436, 19509295, 39018590, 78037180]

約数ペア:

[(1, 78037180), (2, 39018590), (4, 19509295), (5, 15607436), (10, 7803718), (13, 6002860), (19, 4107220), (20, 3901859), (26, 3001430), (38, 2053610), (52, 1500715), (65, 1200572), (76, 1026805), (95, 821444), (130, 600286), (190, 410722), (247, 315940), (260, 300143), (380, 205361), (494, 157970), (988, 78985), (1235, 63188), (2470, 31594), (4940, 15797)]