85676740

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{379}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 183859200

約数和(自身を除く): 98182460

約数列:

[1, 2, 4, 5, 10, 20, 89, 127, 178, 254, 356, 379, 445, 508, 635, 758, 890, 1270, 1516, 1780, 1895, 2540, 3790, 7580, 11303, 22606, 33731, 45212, 48133, 56515, 67462, 96266, 113030, 134924, 168655, 192532, 226060, 240665, 337310, 481330, 674620, 962660, 4283837, 8567674, 17135348, 21419185, 42838370, 85676740]

約数ペア:

[(1, 85676740), (2, 42838370), (4, 21419185), (5, 17135348), (10, 8567674), (20, 4283837), (89, 962660), (127, 674620), (178, 481330), (254, 337310), (356, 240665), (379, 226060), (445, 192532), (508, 168655), (635, 134924), (758, 113030), (890, 96266), (1270, 67462), (1516, 56515), (1780, 48133), (1895, 45212), (2540, 33731), (3790, 22606), (7580, 11303)]