82209680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2011}}^1$

素因数の和:2104

約数の個数: 80

約数和(自身を含む): 221545344

約数和(自身を除く): 139335664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 280, 292, 365, 511, 560, 584, 730, 1022, 1168, 1460, 2011, 2044, 2555, 2920, 4022, 4088, 5110, 5840, 8044, 8176, 10055, 10220, 14077, 16088, 20110, 20440, 28154, 32176, 40220, 40880, 56308, 70385, 80440, 112616, 140770, 146803, 160880, 225232, 281540, 293606, 563080, 587212, 734015, 1027621, 1126160, 1174424, 1468030, 2055242, 2348848, 2936060, 4110484, 5138105, 5872120, 8220968, 10276210, 11744240, 16441936, 20552420, 41104840, 82209680]

約数ペア:

[(1, 82209680), (2, 41104840), (4, 20552420), (5, 16441936), (7, 11744240), (8, 10276210), (10, 8220968), (14, 5872120), (16, 5138105), (20, 4110484), (28, 2936060), (35, 2348848), (40, 2055242), (56, 1468030), (70, 1174424), (73, 1126160), (80, 1027621), (112, 734015), (140, 587212), (146, 563080), (280, 293606), (292, 281540), (365, 225232), (511, 160880), (560, 146803), (584, 140770), (730, 112616), (1022, 80440), (1168, 70385), (1460, 56308), (2011, 40880), (2044, 40220), (2555, 32176), (2920, 28154), (4022, 20440), (4088, 20110), (5110, 16088), (5840, 14077), (8044, 10220), (8176, 10055)]