26788840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51517}}^1$

素因数の和:51541

約数の個数: 32

約数和(自身を含む): 64912680

約数和(自身を除く): 38123840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 51517, 103034, 206068, 257585, 412136, 515170, 669721, 1030340, 1339442, 2060680, 2678884, 3348605, 5357768, 6697210, 13394420, 26788840]

約数ペア:

[(1, 26788840), (2, 13394420), (4, 6697210), (5, 5357768), (8, 3348605), (10, 2678884), (13, 2060680), (20, 1339442), (26, 1030340), (40, 669721), (52, 515170), (65, 412136), (104, 257585), (130, 206068), (260, 103034), (520, 51517)]