15697550471875

素因数分解:

$5^5\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1\times {\mathrm{9491}}^1$

素因数の和:9887

約数の個数: 96

約数和(自身を含む): 21013943021568

約数和(自身を除く): 5316392549693

約数列:

[1, 5, 17, 25, 85, 125, 163, 191, 425, 625, 815, 955, 2125, 2771, 3125, 3247, 4075, 4775, 9491, 10625, 13855, 16235, 20375, 23875, 31133, 47455, 53125, 69275, 81175, 101875, 119375, 155665, 161347, 237275, 346375, 405875, 509375, 529261, 596875, 778325, 806735, 1186375, 1547033, 1731875, 1812781, 2029375, 2646305, 3891625, 4033675, 5931875, 7735165, 8659375, 9063905, 10146875, 13231525, 19458125, 20168375, 26299561, 29659375, 30817277, 38675825, 45319525, 66157625, 97290625, 100841875, 131497805, 154086385, 193379125, 226597625, 295483303, 330788125, 504209375, 657489025, 770431925, 966895625, 1132988125, 1477416515, 1653940625, 3287445125, 3852159625, 4834478125, 5023216151, 5664940625, 7387082575, 16437225625, 19260798125, 25116080755, 36935412875, 82186128125, 96303990625, 125580403775, 184677064375, 627902018875, 923385321875, 3139510094375, 15697550471875]

約数ペア:

[(1, 15697550471875), (5, 3139510094375), (17, 923385321875), (25, 627902018875), (85, 184677064375), (125, 125580403775), (163, 96303990625), (191, 82186128125), (425, 36935412875), (625, 25116080755), (815, 19260798125), (955, 16437225625), (2125, 7387082575), (2771, 5664940625), (3125, 5023216151), (3247, 4834478125), (4075, 3852159625), (4775, 3287445125), (9491, 1653940625), (10625, 1477416515), (13855, 1132988125), (16235, 966895625), (20375, 770431925), (23875, 657489025), (31133, 504209375), (47455, 330788125), (53125, 295483303), (69275, 226597625), (81175, 193379125), (101875, 154086385), (119375, 131497805), (155665, 100841875), (161347, 97290625), (237275, 66157625), (346375, 45319525), (405875, 38675825), (509375, 30817277), (529261, 29659375), (596875, 26299561), (778325, 20168375), (806735, 19458125), (1186375, 13231525), (1547033, 10146875), (1731875, 9063905), (1812781, 8659375), (2029375, 7735165), (2646305, 5931875), (3891625, 4033675)]