133582280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{256889}}^1$

素因数の和:256913

約数の個数: 32

約数和(自身を含む): 323681400

約数和(自身を除く): 190099120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 256889, 513778, 1027556, 1284445, 2055112, 2568890, 3339557, 5137780, 6679114, 10275560, 13358228, 16697785, 26716456, 33395570, 66791140, 133582280]

約数ペア:

[(1, 133582280), (2, 66791140), (4, 33395570), (5, 26716456), (8, 16697785), (10, 13358228), (13, 10275560), (20, 6679114), (26, 5137780), (40, 3339557), (52, 2568890), (65, 2055112), (104, 1284445), (130, 1027556), (260, 513778), (520, 256889)]