20116462250

素因数分解:

$2^1\times 5^3\times {\mathrm{139}}^1\times {\mathrm{199}}^1\times {\mathrm{2909}}^1$

素因数の和:3264

約数の個数: 64

約数和(自身を含む): 38132640000

約数和(自身を除く): 18016177750

約数列:

[1, 2, 5, 10, 25, 50, 125, 139, 199, 250, 278, 398, 695, 995, 1390, 1990, 2909, 3475, 4975, 5818, 6950, 9950, 14545, 17375, 24875, 27661, 29090, 34750, 49750, 55322, 72725, 138305, 145450, 276610, 363625, 404351, 578891, 691525, 727250, 808702, 1157782, 1383050, 2021755, 2894455, 3457625, 4043510, 5788910, 6915250, 10108775, 14472275, 20217550, 28944550, 50543875, 72361375, 80465849, 101087750, 144722750, 160931698, 402329245, 804658490, 2011646225, 4023292450, 10058231125, 20116462250]

約数ペア:

[(1, 20116462250), (2, 10058231125), (5, 4023292450), (10, 2011646225), (25, 804658490), (50, 402329245), (125, 160931698), (139, 144722750), (199, 101087750), (250, 80465849), (278, 72361375), (398, 50543875), (695, 28944550), (995, 20217550), (1390, 14472275), (1990, 10108775), (2909, 6915250), (3475, 5788910), (4975, 4043510), (5818, 3457625), (6950, 2894455), (9950, 2021755), (14545, 1383050), (17375, 1157782), (24875, 808702), (27661, 727250), (29090, 691525), (34750, 578891), (49750, 404351), (55322, 363625), (72725, 276610), (138305, 145450)]