80416284

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{2087}}^1$

素因数の和:2139

約数の個数: 72

約数和(自身を含む): 213978240

約数和(自身を除く): 133561956

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 169, 228, 247, 338, 494, 507, 676, 741, 988, 1014, 1482, 2028, 2087, 2964, 3211, 4174, 6261, 6422, 8348, 9633, 12522, 12844, 19266, 25044, 27131, 38532, 39653, 54262, 79306, 81393, 108524, 118959, 158612, 162786, 237918, 325572, 352703, 475836, 515489, 705406, 1030978, 1058109, 1410812, 1546467, 2061956, 2116218, 3092934, 4232436, 6185868, 6701357, 13402714, 20104071, 26805428, 40208142, 80416284]

約数ペア:

[(1, 80416284), (2, 40208142), (3, 26805428), (4, 20104071), (6, 13402714), (12, 6701357), (13, 6185868), (19, 4232436), (26, 3092934), (38, 2116218), (39, 2061956), (52, 1546467), (57, 1410812), (76, 1058109), (78, 1030978), (114, 705406), (156, 515489), (169, 475836), (228, 352703), (247, 325572), (338, 237918), (494, 162786), (507, 158612), (676, 118959), (741, 108524), (988, 81393), (1014, 79306), (1482, 54262), (2028, 39653), (2087, 38532), (2964, 27131), (3211, 25044), (4174, 19266), (6261, 12844), (6422, 12522), (8348, 9633)]