20148476975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1\times {\mathrm{4211}}^1$

素因数の和:4496

約数の個数: 48

約数和(自身を含む): 27677085696

約数和(自身を除く): 7528608721

約数列:

[1, 5, 11, 25, 55, 127, 137, 275, 635, 685, 1397, 1507, 3175, 3425, 4211, 6985, 7535, 17399, 21055, 34925, 37675, 46321, 86995, 105275, 191389, 231605, 434975, 534797, 576907, 956945, 1158025, 2673985, 2884535, 4784725, 5882767, 6345977, 13369925, 14422675, 29413835, 31729885, 73267189, 147069175, 158649425, 366335945, 805939079, 1831679725, 4029695395, 20148476975]

約数ペア:

[(1, 20148476975), (5, 4029695395), (11, 1831679725), (25, 805939079), (55, 366335945), (127, 158649425), (137, 147069175), (275, 73267189), (635, 31729885), (685, 29413835), (1397, 14422675), (1507, 13369925), (3175, 6345977), (3425, 5882767), (4211, 4784725), (6985, 2884535), (7535, 2673985), (17399, 1158025), (21055, 956945), (34925, 576907), (37675, 534797), (46321, 434975), (86995, 231605), (105275, 191389)]