825500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{127}}^1$

素因数の和:159

約数の個数: 48

約数和(自身を含む): 1956864

約数和(自身を除く): 1131364

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 127, 130, 250, 254, 260, 325, 500, 508, 635, 650, 1270, 1300, 1625, 1651, 2540, 3175, 3250, 3302, 6350, 6500, 6604, 8255, 12700, 15875, 16510, 31750, 33020, 41275, 63500, 82550, 165100, 206375, 412750, 825500]

約数ペア:

[(1, 825500), (2, 412750), (4, 206375), (5, 165100), (10, 82550), (13, 63500), (20, 41275), (25, 33020), (26, 31750), (50, 16510), (52, 15875), (65, 12700), (100, 8255), (125, 6604), (127, 6500), (130, 6350), (250, 3302), (254, 3250), (260, 3175), (325, 2540), (500, 1651), (508, 1625), (635, 1300), (650, 1270)]