80760015

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:269

約数の個数: 96

約数和(自身を含む): 170366976

約数和(自身を除く): 89606961

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 63, 69, 71, 105, 115, 157, 161, 207, 213, 315, 345, 355, 471, 483, 497, 639, 785, 805, 1035, 1065, 1099, 1413, 1449, 1491, 1633, 2355, 2415, 2485, 3195, 3297, 3611, 4473, 4899, 5495, 7065, 7245, 7455, 8165, 9891, 10833, 11147, 11431, 14697, 16485, 18055, 22365, 24495, 25277, 32499, 33441, 34293, 49455, 54165, 55735, 57155, 73485, 75831, 78029, 100323, 102879, 126385, 162495, 167205, 171465, 227493, 234087, 256381, 379155, 390145, 501615, 514395, 702261, 769143, 1137465, 1170435, 1281905, 1794667, 2307429, 3511305, 3845715, 5384001, 8973335, 11537145, 16152003, 26920005, 80760015]

約数ペア:

[(1, 80760015), (3, 26920005), (5, 16152003), (7, 11537145), (9, 8973335), (15, 5384001), (21, 3845715), (23, 3511305), (35, 2307429), (45, 1794667), (63, 1281905), (69, 1170435), (71, 1137465), (105, 769143), (115, 702261), (157, 514395), (161, 501615), (207, 390145), (213, 379155), (315, 256381), (345, 234087), (355, 227493), (471, 171465), (483, 167205), (497, 162495), (639, 126385), (785, 102879), (805, 100323), (1035, 78029), (1065, 75831), (1099, 73485), (1413, 57155), (1449, 55735), (1491, 54165), (1633, 49455), (2355, 34293), (2415, 33441), (2485, 32499), (3195, 25277), (3297, 24495), (3611, 22365), (4473, 18055), (4899, 16485), (5495, 14697), (7065, 11431), (7245, 11147), (7455, 10833), (8165, 9891)]