263236450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{691}}^1$

素因数の和:1123

約数の個数: 48

約数和(自身を含む): 517422240

約数和(自身を除く): 254185790

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 401, 475, 691, 802, 950, 1382, 2005, 3455, 4010, 6910, 7619, 10025, 13129, 15238, 17275, 20050, 26258, 34550, 38095, 65645, 76190, 131290, 190475, 277091, 328225, 380950, 554182, 656450, 1385455, 2770910, 5264729, 6927275, 10529458, 13854550, 26323645, 52647290, 131618225, 263236450]

約数ペア:

[(1, 263236450), (2, 131618225), (5, 52647290), (10, 26323645), (19, 13854550), (25, 10529458), (38, 6927275), (50, 5264729), (95, 2770910), (190, 1385455), (401, 656450), (475, 554182), (691, 380950), (802, 328225), (950, 277091), (1382, 190475), (2005, 131290), (3455, 76190), (4010, 65645), (6910, 38095), (7619, 34550), (10025, 26258), (13129, 20050), (15238, 17275)]