81818452

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 155232000

約数和(自身を除く): 73413548

約数列:

[1, 2, 4, 23, 41, 46, 82, 92, 109, 164, 199, 218, 398, 436, 796, 943, 1886, 2507, 3772, 4469, 4577, 5014, 8159, 8938, 9154, 10028, 16318, 17876, 18308, 21691, 32636, 43382, 86764, 102787, 187657, 205574, 375314, 411148, 498893, 750628, 889331, 997786, 1778662, 1995572, 3557324, 20454613, 40909226, 81818452]

約数ペア:

[(1, 81818452), (2, 40909226), (4, 20454613), (23, 3557324), (41, 1995572), (46, 1778662), (82, 997786), (92, 889331), (109, 750628), (164, 498893), (199, 411148), (218, 375314), (398, 205574), (436, 187657), (796, 102787), (943, 86764), (1886, 43382), (2507, 32636), (3772, 21691), (4469, 18308), (4577, 17876), (5014, 16318), (8159, 10028), (8938, 9154)]