8613800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3313}}^1$

素因数の和:3342

約数の個数: 48

約数和(自身を含む): 21574140

約数和(自身を除く): 12960340

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 3313, 6626, 13252, 16565, 26504, 33130, 43069, 66260, 82825, 86138, 132520, 165650, 172276, 215345, 331300, 344552, 430690, 662600, 861380, 1076725, 1722760, 2153450, 4306900, 8613800]

約数ペア:

[(1, 8613800), (2, 4306900), (4, 2153450), (5, 1722760), (8, 1076725), (10, 861380), (13, 662600), (20, 430690), (25, 344552), (26, 331300), (40, 215345), (50, 172276), (52, 165650), (65, 132520), (100, 86138), (104, 82825), (130, 66260), (200, 43069), (260, 33130), (325, 26504), (520, 16565), (650, 13252), (1300, 6626), (2600, 3313)]