80942015

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 130636800

約数和(自身を除く): 49694785

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 83, 85, 119, 149, 187, 385, 415, 581, 595, 745, 913, 935, 1043, 1309, 1411, 1639, 2533, 2905, 4565, 5215, 6391, 6545, 7055, 8195, 9877, 11473, 12367, 12665, 15521, 17731, 27863, 31955, 49385, 57365, 61835, 77605, 86569, 88655, 108647, 136037, 139315, 195041, 210239, 432845, 543235, 680185, 952259, 975205, 1051195, 1471673, 2312629, 4761295, 7358365, 11563145, 16188403, 80942015]

約数ペア:

[(1, 80942015), (5, 16188403), (7, 11563145), (11, 7358365), (17, 4761295), (35, 2312629), (55, 1471673), (77, 1051195), (83, 975205), (85, 952259), (119, 680185), (149, 543235), (187, 432845), (385, 210239), (415, 195041), (581, 139315), (595, 136037), (745, 108647), (913, 88655), (935, 86569), (1043, 77605), (1309, 61835), (1411, 57365), (1639, 49385), (2533, 31955), (2905, 27863), (4565, 17731), (5215, 15521), (6391, 12665), (6545, 12367), (7055, 11473), (8195, 9877)]