51340900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{541}}^1$

素因数の和:641

約数の個数: 72

約数和(自身を含む): 121848104

約数和(自身を除く): 70507204

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 73, 100, 130, 146, 260, 292, 325, 365, 541, 650, 730, 949, 1082, 1300, 1460, 1825, 1898, 2164, 2705, 3650, 3796, 4745, 5410, 7033, 7300, 9490, 10820, 13525, 14066, 18980, 23725, 27050, 28132, 35165, 39493, 47450, 54100, 70330, 78986, 94900, 140660, 157972, 175825, 197465, 351650, 394930, 513409, 703300, 789860, 987325, 1026818, 1974650, 2053636, 2567045, 3949300, 5134090, 10268180, 12835225, 25670450, 51340900]

約数ペア:

[(1, 51340900), (2, 25670450), (4, 12835225), (5, 10268180), (10, 5134090), (13, 3949300), (20, 2567045), (25, 2053636), (26, 1974650), (50, 1026818), (52, 987325), (65, 789860), (73, 703300), (100, 513409), (130, 394930), (146, 351650), (260, 197465), (292, 175825), (325, 157972), (365, 140660), (541, 94900), (650, 78986), (730, 70330), (949, 54100), (1082, 47450), (1300, 39493), (1460, 35165), (1825, 28132), (1898, 27050), (2164, 23725), (2705, 18980), (3650, 14066), (3796, 13525), (4745, 10820), (5410, 9490), (7033, 7300)]