8804900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{521}}^1$

素因数の和:561

約数の個数: 54

約数和(自身を含む): 20729142

約数和(自身を除く): 11924242

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 169, 260, 325, 338, 521, 650, 676, 845, 1042, 1300, 1690, 2084, 2605, 3380, 4225, 5210, 6773, 8450, 10420, 13025, 13546, 16900, 26050, 27092, 33865, 52100, 67730, 88049, 135460, 169325, 176098, 338650, 352196, 440245, 677300, 880490, 1760980, 2201225, 4402450, 8804900]

約数ペア:

[(1, 8804900), (2, 4402450), (4, 2201225), (5, 1760980), (10, 880490), (13, 677300), (20, 440245), (25, 352196), (26, 338650), (50, 176098), (52, 169325), (65, 135460), (100, 88049), (130, 67730), (169, 52100), (260, 33865), (325, 27092), (338, 26050), (521, 16900), (650, 13546), (676, 13025), (845, 10420), (1042, 8450), (1300, 6773), (1690, 5210), (2084, 4225), (2605, 3380)]