128014900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{98473}}^1$

素因数の和:98500

約数の個数: 36

約数和(自身を含む): 299164012

約数和(自身を除く): 171149112

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 98473, 196946, 393892, 492365, 984730, 1280149, 1969460, 2461825, 2560298, 4923650, 5120596, 6400745, 9847300, 12801490, 25602980, 32003725, 64007450, 128014900]

約数ペア:

[(1, 128014900), (2, 64007450), (4, 32003725), (5, 25602980), (10, 12801490), (13, 9847300), (20, 6400745), (25, 5120596), (26, 4923650), (50, 2560298), (52, 2461825), (65, 1969460), (100, 1280149), (130, 984730), (260, 492365), (325, 393892), (650, 196946), (1300, 98473)]