85211865

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:411

約数の個数: 64

約数和(自身を含む): 161280000

約数和(自身を除く): 76068135

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 139, 171, 239, 285, 417, 513, 695, 717, 855, 1195, 1251, 2085, 2151, 2565, 2641, 3585, 3753, 4541, 6255, 6453, 7923, 10755, 13205, 13623, 18765, 22705, 23769, 32265, 33221, 39615, 40869, 68115, 71307, 99663, 118845, 122607, 166105, 204345, 298989, 356535, 498315, 613035, 631199, 896967, 1494945, 1893597, 3155995, 4484835, 5680791, 9467985, 17042373, 28403955, 85211865]

約数ペア:

[(1, 85211865), (3, 28403955), (5, 17042373), (9, 9467985), (15, 5680791), (19, 4484835), (27, 3155995), (45, 1893597), (57, 1494945), (95, 896967), (135, 631199), (139, 613035), (171, 498315), (239, 356535), (285, 298989), (417, 204345), (513, 166105), (695, 122607), (717, 118845), (855, 99663), (1195, 71307), (1251, 68115), (2085, 40869), (2151, 39615), (2565, 33221), (2641, 32265), (3585, 23769), (3753, 22705), (4541, 18765), (6255, 13623), (6453, 13205), (7923, 10755)]