80172855

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1973}}^1$

素因数の和:2037

約数の個数: 64

約数和(自身を含む): 166763520

約数和(自身を除く): 86590665

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 43, 45, 63, 105, 129, 135, 189, 215, 301, 315, 387, 645, 903, 945, 1161, 1505, 1935, 1973, 2709, 4515, 5805, 5919, 8127, 9865, 13545, 13811, 17757, 29595, 40635, 41433, 53271, 69055, 84839, 88785, 124299, 207165, 254517, 266355, 372897, 424195, 593873, 621495, 763551, 1272585, 1781619, 1864485, 2290653, 2969365, 3817755, 5344857, 8908095, 11453265, 16034571, 26724285, 80172855]

約数ペア:

[(1, 80172855), (3, 26724285), (5, 16034571), (7, 11453265), (9, 8908095), (15, 5344857), (21, 3817755), (27, 2969365), (35, 2290653), (43, 1864485), (45, 1781619), (63, 1272585), (105, 763551), (129, 621495), (135, 593873), (189, 424195), (215, 372897), (301, 266355), (315, 254517), (387, 207165), (645, 124299), (903, 88785), (945, 84839), (1161, 69055), (1505, 53271), (1935, 41433), (1973, 40635), (2709, 29595), (4515, 17757), (5805, 13811), (5919, 13545), (8127, 9865)]