278317587005

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1\times {\mathrm{106541}}^1$

素因数の和:107057

約数の個数: 32

約数和(自身を含む): 359326106208

約数和(自身を除く): 81008519203

約数列:

[1, 5, 17, 73, 85, 365, 421, 1241, 2105, 6205, 7157, 30733, 35785, 106541, 153665, 522461, 532705, 1811197, 2612305, 7777493, 9055985, 38887465, 44853761, 132217381, 224268805, 661086905, 762513937, 3274324553, 3812569685, 16371622765, 55663517401, 278317587005]

約数ペア:

[(1, 278317587005), (5, 55663517401), (17, 16371622765), (73, 3812569685), (85, 3274324553), (365, 762513937), (421, 661086905), (1241, 224268805), (2105, 132217381), (6205, 44853761), (7157, 38887465), (30733, 9055985), (35785, 7777493), (106541, 2612305), (153665, 1811197), (522461, 532705)]