80389665

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:404

約数の個数: 80

約数和(自身を含む): 157048320

約数和(自身を除く): 76658655

約数列:

[1, 3, 5, 9, 15, 19, 27, 31, 45, 57, 81, 93, 95, 135, 155, 171, 279, 285, 337, 405, 465, 513, 589, 837, 855, 1011, 1395, 1539, 1685, 1767, 2511, 2565, 2945, 3033, 4185, 5055, 5301, 6403, 7695, 8835, 9099, 10447, 12555, 15165, 15903, 19209, 26505, 27297, 31341, 32015, 45495, 47709, 52235, 57627, 79515, 94023, 96045, 136485, 156705, 172881, 198493, 238545, 282069, 288135, 470115, 518643, 595479, 846207, 864405, 992465, 1410345, 1786437, 2593215, 2977395, 4231035, 5359311, 8932185, 16077933, 26796555, 80389665]

約数ペア:

[(1, 80389665), (3, 26796555), (5, 16077933), (9, 8932185), (15, 5359311), (19, 4231035), (27, 2977395), (31, 2593215), (45, 1786437), (57, 1410345), (81, 992465), (93, 864405), (95, 846207), (135, 595479), (155, 518643), (171, 470115), (279, 288135), (285, 282069), (337, 238545), (405, 198493), (465, 172881), (513, 156705), (589, 136485), (837, 96045), (855, 94023), (1011, 79515), (1395, 57627), (1539, 52235), (1685, 47709), (1767, 45495), (2511, 32015), (2565, 31341), (2945, 27297), (3033, 26505), (4185, 19209), (5055, 15903), (5301, 15165), (6403, 12555), (7695, 10447), (8835, 9099)]