78921272

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{431}}^1\times {\mathrm{487}}^1$

素因数の和:971

約数の個数: 32

約数和(自身を含む): 151787520

約数和(自身を除く): 72866248

約数列:

[1, 2, 4, 8, 47, 94, 188, 376, 431, 487, 862, 974, 1724, 1948, 3448, 3896, 20257, 22889, 40514, 45778, 81028, 91556, 162056, 183112, 209897, 419794, 839588, 1679176, 9865159, 19730318, 39460636, 78921272]

約数ペア:

[(1, 78921272), (2, 39460636), (4, 19730318), (8, 9865159), (47, 1679176), (94, 839588), (188, 419794), (376, 209897), (431, 183112), (487, 162056), (862, 91556), (974, 81028), (1724, 45778), (1948, 40514), (3448, 22889), (3896, 20257)]