217528098485

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{461}}^1\times {\mathrm{809}}^1$

素因数の和:1430

約数の個数: 64

約数和(自身を含む): 279353733120

約数和(自身を除く): 61825634635

約数列:

[1, 5, 31, 53, 71, 155, 265, 355, 461, 809, 1643, 2201, 2305, 3763, 4045, 8215, 11005, 14291, 18815, 24433, 25079, 32731, 42877, 57439, 71455, 116653, 122165, 125395, 163655, 214385, 287195, 372949, 583265, 757423, 1014661, 1329187, 1734743, 1780609, 1864745, 3044267, 3787115, 5073305, 6645935, 8673715, 8903045, 11561419, 15221335, 19766297, 26479379, 53777033, 57807095, 94372277, 98831485, 132396895, 268885165, 471861385, 612755207, 820860749, 1403407087, 3063776035, 4104303745, 7017035435, 43505619697, 217528098485]

約数ペア:

[(1, 217528098485), (5, 43505619697), (31, 7017035435), (53, 4104303745), (71, 3063776035), (155, 1403407087), (265, 820860749), (355, 612755207), (461, 471861385), (809, 268885165), (1643, 132396895), (2201, 98831485), (2305, 94372277), (3763, 57807095), (4045, 53777033), (8215, 26479379), (11005, 19766297), (14291, 15221335), (18815, 11561419), (24433, 8903045), (25079, 8673715), (32731, 6645935), (42877, 5073305), (57439, 3787115), (71455, 3044267), (116653, 1864745), (122165, 1780609), (125395, 1734743), (163655, 1329187), (214385, 1014661), (287195, 757423), (372949, 583265)]