20130489065

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{79531}}^1$

素因数の和:79661

約数の個数: 32

約数和(自身を含む): 26386808832

約数和(自身を除く): 6256319767

約数列:

[1, 5, 23, 31, 71, 115, 155, 355, 713, 1633, 2201, 3565, 8165, 11005, 50623, 79531, 253115, 397655, 1829213, 2465461, 5646701, 9146065, 12327305, 28233505, 56705603, 129874123, 175047731, 283528015, 649370615, 875238655, 4026097813, 20130489065]

約数ペア:

[(1, 20130489065), (5, 4026097813), (23, 875238655), (31, 649370615), (71, 283528015), (115, 175047731), (155, 129874123), (355, 56705603), (713, 28233505), (1633, 12327305), (2201, 9146065), (3565, 5646701), (8165, 2465461), (11005, 1829213), (50623, 397655), (79531, 253115)]