80505204

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:369

約数の個数: 96

約数和(自身を含む): 215537280

約数和(自身を除く): 135032076

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 157, 173, 228, 247, 314, 346, 471, 494, 519, 628, 692, 741, 942, 988, 1038, 1482, 1884, 2041, 2076, 2249, 2964, 2983, 3287, 4082, 4498, 5966, 6123, 6574, 6747, 8164, 8949, 8996, 9861, 11932, 12246, 13148, 13494, 17898, 19722, 24492, 26988, 27161, 35796, 38779, 39444, 42731, 54322, 77558, 81483, 85462, 108644, 116337, 128193, 155116, 162966, 170924, 232674, 256386, 325932, 353093, 465348, 512772, 516059, 706186, 1032118, 1059279, 1412372, 1548177, 2064236, 2118558, 3096354, 4237116, 6192708, 6708767, 13417534, 20126301, 26835068, 40252602, 80505204]

約数ペア:

[(1, 80505204), (2, 40252602), (3, 26835068), (4, 20126301), (6, 13417534), (12, 6708767), (13, 6192708), (19, 4237116), (26, 3096354), (38, 2118558), (39, 2064236), (52, 1548177), (57, 1412372), (76, 1059279), (78, 1032118), (114, 706186), (156, 516059), (157, 512772), (173, 465348), (228, 353093), (247, 325932), (314, 256386), (346, 232674), (471, 170924), (494, 162966), (519, 155116), (628, 128193), (692, 116337), (741, 108644), (942, 85462), (988, 81483), (1038, 77558), (1482, 54322), (1884, 42731), (2041, 39444), (2076, 38779), (2249, 35796), (2964, 27161), (2983, 26988), (3287, 24492), (4082, 19722), (4498, 17898), (5966, 13494), (6123, 13148), (6574, 12246), (6747, 11932), (8164, 9861), (8949, 8996)]