2013283375

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{4091}}^1$

素因数の和:4264

約数の個数: 32

約数和(自身を含む): 2614689792

約数和(自身を除く): 601406417

約数列:

[1, 5, 25, 31, 125, 127, 155, 635, 775, 3175, 3875, 3937, 4091, 15875, 19685, 20455, 98425, 102275, 126821, 492125, 511375, 519557, 634105, 2597785, 3170525, 12988925, 15852625, 16106267, 64944625, 80531335, 402656675, 2013283375]

約数ペア:

[(1, 2013283375), (5, 402656675), (25, 80531335), (31, 64944625), (125, 16106267), (127, 15852625), (155, 12988925), (635, 3170525), (775, 2597785), (3175, 634105), (3875, 519557), (3937, 511375), (4091, 492125), (15875, 126821), (19685, 102275), (20455, 98425)]