78163904

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13421}}^1$

素因数の和:13453

約数の個数: 56

約数和(自身を含む): 190914528

約数和(自身を除く): 112750624

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 182, 208, 224, 364, 416, 448, 728, 832, 1456, 2912, 5824, 13421, 26842, 53684, 93947, 107368, 174473, 187894, 214736, 348946, 375788, 429472, 697892, 751576, 858944, 1221311, 1395784, 1503152, 2442622, 2791568, 3006304, 4885244, 5583136, 6012608, 9770488, 11166272, 19540976, 39081952, 78163904]

約数ペア:

[(1, 78163904), (2, 39081952), (4, 19540976), (7, 11166272), (8, 9770488), (13, 6012608), (14, 5583136), (16, 4885244), (26, 3006304), (28, 2791568), (32, 2442622), (52, 1503152), (56, 1395784), (64, 1221311), (91, 858944), (104, 751576), (112, 697892), (182, 429472), (208, 375788), (224, 348946), (364, 214736), (416, 187894), (448, 174473), (728, 107368), (832, 93947), (1456, 53684), (2912, 26842), (5824, 13421)]