3877881800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1491493}}^1$

素因数の和:1491522

約数の個数: 48

約数和(自身を含む): 9709625940

約数和(自身を除く): 5831744140

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, 1491493, 2982986, 5965972, 7457465, 11931944, 14914930, 19389409, 29829860, 37287325, 38778818, 59659720, 74574650, 77557636, 96947045, 149149300, 155115272, 193894090, 298298600, 387788180, 484735225, 775576360, 969470450, 1938940900, 3877881800]

約数ペア:

[(1, 3877881800), (2, 1938940900), (4, 969470450), (5, 775576360), (8, 484735225), (10, 387788180), (13, 298298600), (20, 193894090), (25, 155115272), (26, 149149300), (40, 96947045), (50, 77557636), (52, 74574650), (65, 59659720), (100, 38778818), (104, 37287325), (130, 29829860), (200, 19389409), (260, 14914930), (325, 11931944), (520, 7457465), (650, 5965972), (1300, 2982986), (2600, 1491493)]