80888805

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2459}}^1$

素因数の和:2530

約数の個数: 48

約数和(自身を含む): 151968960

約数和(自身を除く): 71080155

約数列:

[1, 3, 5, 9, 15, 17, 43, 45, 51, 85, 129, 153, 215, 255, 387, 645, 731, 765, 1935, 2193, 2459, 3655, 6579, 7377, 10965, 12295, 22131, 32895, 36885, 41803, 105737, 110655, 125409, 209015, 317211, 376227, 528685, 627045, 951633, 1586055, 1797529, 1881135, 4758165, 5392587, 8987645, 16177761, 26962935, 80888805]

約数ペア:

[(1, 80888805), (3, 26962935), (5, 16177761), (9, 8987645), (15, 5392587), (17, 4758165), (43, 1881135), (45, 1797529), (51, 1586055), (85, 951633), (129, 627045), (153, 528685), (215, 376227), (255, 317211), (387, 209015), (645, 125409), (731, 110655), (765, 105737), (1935, 41803), (2193, 36885), (2459, 32895), (3655, 22131), (6579, 12295), (7377, 10965)]