854553025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1091}}^1$

素因数の和:1234

約数の個数: 48

約数和(自身を含む): 1194298560

約数和(自身を除く): 339745535

約数列:

[1, 5, 17, 19, 25, 85, 95, 97, 323, 425, 475, 485, 1091, 1615, 1649, 1843, 2425, 5455, 8075, 8245, 9215, 18547, 20729, 27275, 31331, 41225, 46075, 92735, 103645, 105827, 156655, 352393, 463675, 518225, 529135, 783275, 1761965, 1799059, 2010713, 2645675, 8809825, 8995295, 10053565, 34182121, 44976475, 50267825, 170910605, 854553025]

約数ペア:

[(1, 854553025), (5, 170910605), (17, 50267825), (19, 44976475), (25, 34182121), (85, 10053565), (95, 8995295), (97, 8809825), (323, 2645675), (425, 2010713), (475, 1799059), (485, 1761965), (1091, 783275), (1615, 529135), (1649, 518225), (1843, 463675), (2425, 352393), (5455, 156655), (8075, 105827), (8245, 103645), (9215, 92735), (18547, 46075), (20729, 41225), (27275, 31331)]