25376560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28837}}^1$

素因数の和:28861

約数の個数: 40

約数和(自身を含む): 64366416

約数和(自身を除く): 38989856

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 28837, 57674, 115348, 144185, 230696, 288370, 317207, 461392, 576740, 634414, 1153480, 1268828, 1586035, 2306960, 2537656, 3172070, 5075312, 6344140, 12688280, 25376560]

約数ペア:

[(1, 25376560), (2, 12688280), (4, 6344140), (5, 5075312), (8, 3172070), (10, 2537656), (11, 2306960), (16, 1586035), (20, 1268828), (22, 1153480), (40, 634414), (44, 576740), (55, 461392), (80, 317207), (88, 288370), (110, 230696), (176, 144185), (220, 115348), (440, 57674), (880, 28837)]