87709804

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1187}}^1$

素因数の和:1247

約数の個数: 72

約数和(自身を含む): 199085040

約数和(自身を除く): 111375236

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 49, 52, 58, 91, 98, 116, 182, 196, 203, 364, 377, 406, 637, 754, 812, 1187, 1274, 1421, 1508, 2374, 2548, 2639, 2842, 4748, 5278, 5684, 8309, 10556, 15431, 16618, 18473, 30862, 33236, 34423, 36946, 58163, 61724, 68846, 73892, 108017, 116326, 137692, 216034, 232652, 240961, 432068, 447499, 481922, 756119, 894998, 963844, 1512238, 1686727, 1789996, 3024476, 3132493, 3373454, 6264986, 6746908, 12529972, 21927451, 43854902, 87709804]

約数ペア:

[(1, 87709804), (2, 43854902), (4, 21927451), (7, 12529972), (13, 6746908), (14, 6264986), (26, 3373454), (28, 3132493), (29, 3024476), (49, 1789996), (52, 1686727), (58, 1512238), (91, 963844), (98, 894998), (116, 756119), (182, 481922), (196, 447499), (203, 432068), (364, 240961), (377, 232652), (406, 216034), (637, 137692), (754, 116326), (812, 108017), (1187, 73892), (1274, 68846), (1421, 61724), (1508, 58163), (2374, 36946), (2548, 34423), (2639, 33236), (2842, 30862), (4748, 18473), (5278, 16618), (5684, 15431), (8309, 10556)]