67415720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{653}}^1$

素因数の和:782

約数の個数: 64

約数和(自身を含む): 158922000

約数和(自身を除く): 91506280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 89, 116, 145, 178, 232, 290, 356, 445, 580, 653, 712, 890, 1160, 1306, 1780, 2581, 2612, 3265, 3560, 5162, 5224, 6530, 10324, 12905, 13060, 18937, 20648, 25810, 26120, 37874, 51620, 58117, 75748, 94685, 103240, 116234, 151496, 189370, 232468, 290585, 378740, 464936, 581170, 757480, 1162340, 1685393, 2324680, 3370786, 6741572, 8426965, 13483144, 16853930, 33707860, 67415720]

約数ペア:

[(1, 67415720), (2, 33707860), (4, 16853930), (5, 13483144), (8, 8426965), (10, 6741572), (20, 3370786), (29, 2324680), (40, 1685393), (58, 1162340), (89, 757480), (116, 581170), (145, 464936), (178, 378740), (232, 290585), (290, 232468), (356, 189370), (445, 151496), (580, 116234), (653, 103240), (712, 94685), (890, 75748), (1160, 58117), (1306, 51620), (1780, 37874), (2581, 26120), (2612, 25810), (3265, 20648), (3560, 18937), (5162, 13060), (5224, 12905), (6530, 10324)]