66888907736

素因数分解:

$2^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{421}}^1\times {\mathrm{26029}}^1$

素因数の和:26572

約数の個数: 64

約数和(自身を含む): 144997512000

約数和(自身を除く): 78108604264

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 109, 218, 421, 436, 763, 842, 872, 1526, 1684, 2947, 3052, 3368, 5894, 6104, 11788, 23576, 26029, 45889, 52058, 91778, 104116, 182203, 183556, 208232, 321223, 364406, 367112, 642446, 728812, 1284892, 1457624, 2569784, 2837161, 5674322, 10958209, 11348644, 19860127, 21916418, 22697288, 39720254, 43832836, 76707463, 79440508, 87665672, 153414926, 158881016, 306829852, 613659704, 1194444781, 2388889562, 4777779124, 8361113467, 9555558248, 16722226934, 33444453868, 66888907736]

約数ペア:

[(1, 66888907736), (2, 33444453868), (4, 16722226934), (7, 9555558248), (8, 8361113467), (14, 4777779124), (28, 2388889562), (56, 1194444781), (109, 613659704), (218, 306829852), (421, 158881016), (436, 153414926), (763, 87665672), (842, 79440508), (872, 76707463), (1526, 43832836), (1684, 39720254), (2947, 22697288), (3052, 21916418), (3368, 19860127), (5894, 11348644), (6104, 10958209), (11788, 5674322), (23576, 2837161), (26029, 2569784), (45889, 1457624), (52058, 1284892), (91778, 728812), (104116, 642446), (182203, 367112), (183556, 364406), (208232, 321223)]