81952560

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{12647}}^1$

素因数の和:12672

約数の個数: 100

約数和(自身を含む): 284655888

約数和(自身を除く): 202703328

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 12647, 25294, 37941, 50588, 63235, 75882, 101176, 113823, 126470, 151764, 189705, 202352, 227646, 252940, 303528, 341469, 379410, 455292, 505880, 569115, 607056, 682938, 758820, 910584, 1011760, 1024407, 1138230, 1365876, 1517640, 1707345, 1821168, 2048814, 2276460, 2731752, 3035280, 3414690, 4097628, 4552920, 5122035, 5463504, 6829380, 8195256, 9105840, 10244070, 13658760, 16390512, 20488140, 27317520, 40976280, 81952560]

約数ペア:

[(1, 81952560), (2, 40976280), (3, 27317520), (4, 20488140), (5, 16390512), (6, 13658760), (8, 10244070), (9, 9105840), (10, 8195256), (12, 6829380), (15, 5463504), (16, 5122035), (18, 4552920), (20, 4097628), (24, 3414690), (27, 3035280), (30, 2731752), (36, 2276460), (40, 2048814), (45, 1821168), (48, 1707345), (54, 1517640), (60, 1365876), (72, 1138230), (80, 1024407), (81, 1011760), (90, 910584), (108, 758820), (120, 682938), (135, 607056), (144, 569115), (162, 505880), (180, 455292), (216, 379410), (240, 341469), (270, 303528), (324, 252940), (360, 227646), (405, 202352), (432, 189705), (540, 151764), (648, 126470), (720, 113823), (810, 101176), (1080, 75882), (1296, 63235), (1620, 50588), (2160, 37941), (3240, 25294), (6480, 12647)]