79992556

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 171691520

約数和(自身を除く): 91698964

約数列:

[1, 2, 4, 7, 14, 28, 29, 43, 58, 79, 86, 116, 158, 172, 203, 301, 316, 406, 553, 602, 812, 841, 1106, 1204, 1247, 1682, 2212, 2291, 2494, 3364, 3397, 4582, 4988, 5887, 6794, 8729, 9164, 11774, 13588, 16037, 17458, 23548, 23779, 32074, 34916, 36163, 47558, 64148, 66439, 72326, 95116, 98513, 132878, 144652, 197026, 253141, 265756, 394052, 465073, 506282, 689591, 930146, 1012564, 1379182, 1860292, 2758364, 2856877, 5713754, 11427508, 19998139, 39996278, 79992556]

約数ペア:

[(1, 79992556), (2, 39996278), (4, 19998139), (7, 11427508), (14, 5713754), (28, 2856877), (29, 2758364), (43, 1860292), (58, 1379182), (79, 1012564), (86, 930146), (116, 689591), (158, 506282), (172, 465073), (203, 394052), (301, 265756), (316, 253141), (406, 197026), (553, 144652), (602, 132878), (812, 98513), (841, 95116), (1106, 72326), (1204, 66439), (1247, 64148), (1682, 47558), (2212, 36163), (2291, 34916), (2494, 32074), (3364, 23779), (3397, 23548), (4582, 17458), (4988, 16037), (5887, 13588), (6794, 11774), (8729, 9164)]