80563868

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2939}}^1$

素因数の和:3050

約数の個数: 48

約数和(自身を含む): 177811200

約数和(自身を除く): 97247332

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 89, 154, 178, 308, 356, 623, 979, 1246, 1958, 2492, 2939, 3916, 5878, 6853, 11756, 13706, 20573, 27412, 32329, 41146, 64658, 82292, 129316, 226303, 261571, 452606, 523142, 905212, 1046284, 1830997, 2877281, 3661994, 5754562, 7323988, 11509124, 20140967, 40281934, 80563868]

約数ペア:

[(1, 80563868), (2, 40281934), (4, 20140967), (7, 11509124), (11, 7323988), (14, 5754562), (22, 3661994), (28, 2877281), (44, 1830997), (77, 1046284), (89, 905212), (154, 523142), (178, 452606), (308, 261571), (356, 226303), (623, 129316), (979, 82292), (1246, 64658), (1958, 41146), (2492, 32329), (2939, 27412), (3916, 20573), (5878, 13706), (6853, 11756)]