87800636

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{3203}}^1$

素因数の和:3314

約数の個数: 48

約数和(自身を含む): 193777920

約数和(自身を除く): 105977284

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 89, 154, 178, 308, 356, 623, 979, 1246, 1958, 2492, 3203, 3916, 6406, 6853, 12812, 13706, 22421, 27412, 35233, 44842, 70466, 89684, 140932, 246631, 285067, 493262, 570134, 986524, 1140268, 1995469, 3135737, 3990938, 6271474, 7981876, 12542948, 21950159, 43900318, 87800636]

約数ペア:

[(1, 87800636), (2, 43900318), (4, 21950159), (7, 12542948), (11, 7981876), (14, 6271474), (22, 3990938), (28, 3135737), (44, 1995469), (77, 1140268), (89, 986524), (154, 570134), (178, 493262), (308, 285067), (356, 246631), (623, 140932), (979, 89684), (1246, 70466), (1958, 44842), (2492, 35233), (3203, 27412), (3916, 22421), (6406, 13706), (6853, 12812)]