64988660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{4409}}^1$

素因数の和:4496

約数の個数: 48

約数和(自身を含む): 151139520

約数和(自身を除く): 86150860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 134, 220, 268, 335, 670, 737, 1340, 1474, 2948, 3685, 4409, 7370, 8818, 14740, 17636, 22045, 44090, 48499, 88180, 96998, 193996, 242495, 295403, 484990, 590806, 969980, 1181612, 1477015, 2954030, 3249433, 5908060, 6498866, 12997732, 16247165, 32494330, 64988660]

約数ペア:

[(1, 64988660), (2, 32494330), (4, 16247165), (5, 12997732), (10, 6498866), (11, 5908060), (20, 3249433), (22, 2954030), (44, 1477015), (55, 1181612), (67, 969980), (110, 590806), (134, 484990), (220, 295403), (268, 242495), (335, 193996), (670, 96998), (737, 88180), (1340, 48499), (1474, 44090), (2948, 22045), (3685, 17636), (4409, 14740), (7370, 8818)]