25706200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{9887}}^1$

素因数の和:9916

約数の個数: 48

約数和(自身を含む): 64370880

約数和(自身を除く): 38664680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 9887, 19774, 39548, 49435, 79096, 98870, 128531, 197740, 247175, 257062, 395480, 494350, 514124, 642655, 988700, 1028248, 1285310, 1977400, 2570620, 3213275, 5141240, 6426550, 12853100, 25706200]

約数ペア:

[(1, 25706200), (2, 12853100), (4, 6426550), (5, 5141240), (8, 3213275), (10, 2570620), (13, 1977400), (20, 1285310), (25, 1028248), (26, 988700), (40, 642655), (50, 514124), (52, 494350), (65, 395480), (100, 257062), (104, 247175), (130, 197740), (200, 128531), (260, 98870), (325, 79096), (520, 49435), (650, 39548), (1300, 19774), (2600, 9887)]