81994948

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{419}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 170755200

約数和(自身を除く): 88760252

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 241, 406, 419, 482, 812, 838, 964, 1676, 1687, 2933, 3374, 5866, 6748, 6989, 11732, 12151, 13978, 24302, 27956, 48604, 48923, 85057, 97846, 100979, 170114, 195692, 201958, 340228, 403916, 706853, 1413706, 2827412, 2928391, 5856782, 11713564, 20498737, 40997474, 81994948]

約数ペア:

[(1, 81994948), (2, 40997474), (4, 20498737), (7, 11713564), (14, 5856782), (28, 2928391), (29, 2827412), (58, 1413706), (116, 706853), (203, 403916), (241, 340228), (406, 201958), (419, 195692), (482, 170114), (812, 100979), (838, 97846), (964, 85057), (1676, 48923), (1687, 48604), (2933, 27956), (3374, 24302), (5866, 13978), (6748, 12151), (6989, 11732)]