203440900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{156493}}^1$

素因数の和:156520

約数の個数: 36

約数和(自身を含む): 475428772

約数和(自身を除く): 271987872

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 156493, 312986, 625972, 782465, 1564930, 2034409, 3129860, 3912325, 4068818, 7824650, 8137636, 10172045, 15649300, 20344090, 40688180, 50860225, 101720450, 203440900]

約数ペア:

[(1, 203440900), (2, 101720450), (4, 50860225), (5, 40688180), (10, 20344090), (13, 15649300), (20, 10172045), (25, 8137636), (26, 7824650), (50, 4068818), (52, 3912325), (65, 3129860), (100, 2034409), (130, 1564930), (260, 782465), (325, 625972), (650, 312986), (1300, 156493)]