80667225

素因数分解:

$3^3\times 5^2\times {\mathrm{127}}^1\times {\mathrm{941}}^1$

素因数の和:1087

約数の個数: 48

約数和(自身を含む): 149514240

約数和(自身を除く): 68847015

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 127, 135, 225, 381, 635, 675, 941, 1143, 1905, 2823, 3175, 3429, 4705, 5715, 8469, 9525, 14115, 17145, 23525, 25407, 28575, 42345, 70575, 85725, 119507, 127035, 211725, 358521, 597535, 635175, 1075563, 1792605, 2987675, 3226689, 5377815, 8963025, 16133445, 26889075, 80667225]

約数ペア:

[(1, 80667225), (3, 26889075), (5, 16133445), (9, 8963025), (15, 5377815), (25, 3226689), (27, 2987675), (45, 1792605), (75, 1075563), (127, 635175), (135, 597535), (225, 358521), (381, 211725), (635, 127035), (675, 119507), (941, 85725), (1143, 70575), (1905, 42345), (2823, 28575), (3175, 25407), (3429, 23525), (4705, 17145), (5715, 14115), (8469, 9525)]