668547584

素因数分解:

$2^9\times {\mathrm{1013}}^1\times {\mathrm{1289}}^1$

素因数の和:2320

約数の個数: 40

約数和(自身を含む): 1338145380

約数和(自身を除く): 669597796

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1013, 1289, 2026, 2578, 4052, 5156, 8104, 10312, 16208, 20624, 32416, 41248, 64832, 82496, 129664, 164992, 259328, 329984, 518656, 659968, 1305757, 2611514, 5223028, 10446056, 20892112, 41784224, 83568448, 167136896, 334273792, 668547584]

約数ペア:

[(1, 668547584), (2, 334273792), (4, 167136896), (8, 83568448), (16, 41784224), (32, 20892112), (64, 10446056), (128, 5223028), (256, 2611514), (512, 1305757), (1013, 659968), (1289, 518656), (2026, 329984), (2578, 259328), (4052, 164992), (5156, 129664), (8104, 82496), (10312, 64832), (16208, 41248), (20624, 32416)]