20078876125

素因数分解:

$5^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{199}}^1\times {\mathrm{953}}^1$

素因数の和:1196

約数の個数: 96

約数和(自身を含む): 31669747200

約数和(自身を除く): 11590871075

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 121, 125, 175, 199, 275, 385, 605, 847, 875, 953, 995, 1375, 1393, 1925, 2189, 3025, 4235, 4765, 4975, 6671, 6965, 9625, 10483, 10945, 15125, 15323, 21175, 23825, 24079, 24875, 33355, 34825, 52415, 54725, 73381, 76615, 105875, 115313, 119125, 120395, 166775, 168553, 174125, 189647, 262075, 273625, 366905, 383075, 576565, 601975, 807191, 833875, 842765, 948235, 1310375, 1327529, 1834525, 1915375, 2086117, 2882825, 3009875, 4035955, 4213825, 4741175, 6637645, 9172625, 10430585, 14414125, 14602819, 20179775, 21069125, 22947287, 23705875, 33188225, 52152925, 73014095, 100898875, 114736435, 160631009, 165941125, 260764625, 365070475, 573682175, 803155045, 1825352375, 2868410875, 4015775225, 20078876125]

約数ペア:

[(1, 20078876125), (5, 4015775225), (7, 2868410875), (11, 1825352375), (25, 803155045), (35, 573682175), (55, 365070475), (77, 260764625), (121, 165941125), (125, 160631009), (175, 114736435), (199, 100898875), (275, 73014095), (385, 52152925), (605, 33188225), (847, 23705875), (875, 22947287), (953, 21069125), (995, 20179775), (1375, 14602819), (1393, 14414125), (1925, 10430585), (2189, 9172625), (3025, 6637645), (4235, 4741175), (4765, 4213825), (4975, 4035955), (6671, 3009875), (6965, 2882825), (9625, 2086117), (10483, 1915375), (10945, 1834525), (15125, 1327529), (15323, 1310375), (21175, 948235), (23825, 842765), (24079, 833875), (24875, 807191), (33355, 601975), (34825, 576565), (52415, 383075), (54725, 366905), (73381, 273625), (76615, 262075), (105875, 189647), (115313, 174125), (119125, 168553), (120395, 166775)]