2016806475

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{22279}}^1$

素因数の和:22380

約数の個数: 48

約数和(自身を含む): 3580485120

約数和(自身を除く): 1563678645

約数列:

[1, 3, 5, 15, 17, 25, 51, 71, 75, 85, 213, 255, 355, 425, 1065, 1207, 1275, 1775, 3621, 5325, 6035, 18105, 22279, 30175, 66837, 90525, 111395, 334185, 378743, 556975, 1136229, 1581809, 1670925, 1893715, 4745427, 5681145, 7909045, 9468575, 23727135, 26890753, 28405725, 39545225, 80672259, 118635675, 134453765, 403361295, 672268825, 2016806475]

約数ペア:

[(1, 2016806475), (3, 672268825), (5, 403361295), (15, 134453765), (17, 118635675), (25, 80672259), (51, 39545225), (71, 28405725), (75, 26890753), (85, 23727135), (213, 9468575), (255, 7909045), (355, 5681145), (425, 4745427), (1065, 1893715), (1207, 1670925), (1275, 1581809), (1775, 1136229), (3621, 556975), (5325, 378743), (6035, 334185), (18105, 111395), (22279, 90525), (30175, 66837)]