81097280

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23039}}^1$

素因数の和:23067

約数の個数: 56

約数和(自身を含む): 210677760

約数和(自身を除く): 129580480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 23039, 46078, 92156, 115195, 184312, 230390, 253429, 368624, 460780, 506858, 737248, 921560, 1013716, 1267145, 1474496, 1843120, 2027432, 2534290, 3686240, 4054864, 5068580, 7372480, 8109728, 10137160, 16219456, 20274320, 40548640, 81097280]

約数ペア:

[(1, 81097280), (2, 40548640), (4, 20274320), (5, 16219456), (8, 10137160), (10, 8109728), (11, 7372480), (16, 5068580), (20, 4054864), (22, 3686240), (32, 2534290), (40, 2027432), (44, 1843120), (55, 1474496), (64, 1267145), (80, 1013716), (88, 921560), (110, 737248), (160, 506858), (176, 460780), (220, 368624), (320, 253429), (352, 230390), (440, 184312), (704, 115195), (880, 92156), (1760, 46078), (3520, 23039)]