90745976

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{2203}}^1$

素因数の和:2499

約数の個数: 32

約数和(自身を含む): 179846400

約数和(自身を除く): 89100424

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 271, 542, 1084, 2168, 2203, 4406, 5149, 8812, 10298, 17624, 20596, 41192, 41857, 83714, 167428, 334856, 597013, 1194026, 2388052, 4776104, 11343247, 22686494, 45372988, 90745976]

約数ペア:

[(1, 90745976), (2, 45372988), (4, 22686494), (8, 11343247), (19, 4776104), (38, 2388052), (76, 1194026), (152, 597013), (271, 334856), (542, 167428), (1084, 83714), (2168, 41857), (2203, 41192), (4406, 20596), (5149, 17624), (8812, 10298)]