26601640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51157}}^1$

素因数の和:51181

約数の個数: 32

約数和(自身を含む): 64459080

約数和(自身を除く): 37857440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 51157, 102314, 204628, 255785, 409256, 511570, 665041, 1023140, 1330082, 2046280, 2660164, 3325205, 5320328, 6650410, 13300820, 26601640]

約数ペア:

[(1, 26601640), (2, 13300820), (4, 6650410), (5, 5320328), (8, 3325205), (10, 2660164), (13, 2046280), (20, 1330082), (26, 1023140), (40, 665041), (52, 511570), (65, 409256), (104, 255785), (130, 204628), (260, 102314), (520, 51157)]