71740515

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{347}}^1$

素因数の和:552

約数の個数: 64

約数和(自身を含む): 144322560

約数和(自身を除く): 72582045

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 179, 231, 347, 385, 537, 895, 1041, 1155, 1253, 1735, 1969, 2429, 2685, 3759, 3817, 5205, 5907, 6265, 7287, 9845, 11451, 12145, 13783, 18795, 19085, 26719, 29535, 36435, 41349, 57255, 62113, 68915, 80157, 133595, 186339, 206745, 310565, 400785, 434791, 683243, 931695, 1304373, 2049729, 2173955, 3416215, 4782701, 6521865, 10248645, 14348103, 23913505, 71740515]

約数ペア:

[(1, 71740515), (3, 23913505), (5, 14348103), (7, 10248645), (11, 6521865), (15, 4782701), (21, 3416215), (33, 2173955), (35, 2049729), (55, 1304373), (77, 931695), (105, 683243), (165, 434791), (179, 400785), (231, 310565), (347, 206745), (385, 186339), (537, 133595), (895, 80157), (1041, 68915), (1155, 62113), (1253, 57255), (1735, 41349), (1969, 36435), (2429, 29535), (2685, 26719), (3759, 19085), (3817, 18795), (5205, 13783), (5907, 12145), (6265, 11451), (7287, 9845)]