26759720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51461}}^1$

素因数の和:51485

約数の個数: 32

約数和(自身を含む): 64842120

約数和(自身を除く): 38082400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 51461, 102922, 205844, 257305, 411688, 514610, 668993, 1029220, 1337986, 2058440, 2675972, 3344965, 5351944, 6689930, 13379860, 26759720]

約数ペア:

[(1, 26759720), (2, 13379860), (4, 6689930), (5, 5351944), (8, 3344965), (10, 2675972), (13, 2058440), (20, 1337986), (26, 1029220), (40, 668993), (52, 514610), (65, 411688), (104, 257305), (130, 205844), (260, 102922), (520, 51461)]