1900503177775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{478111}}^1$

素因数の和:478384

約数の個数: 48

約数和(自身を含む): 2561150361600

約数和(自身を除く): 660647183825

約数列:

[1, 5, 17, 25, 47, 85, 199, 235, 425, 799, 995, 1175, 3383, 3995, 4975, 9353, 16915, 19975, 46765, 84575, 159001, 233825, 478111, 795005, 2390555, 3975025, 8127887, 11952775, 22471217, 40639435, 95144089, 112356085, 203197175, 382010689, 475720445, 561780425, 1617449513, 1910053445, 2378602225, 4471772183, 8087247565, 9550267225, 22358860915, 40436237825, 76020127111, 111794304575, 380100635555, 1900503177775]

約数ペア:

[(1, 1900503177775), (5, 380100635555), (17, 111794304575), (25, 76020127111), (47, 40436237825), (85, 22358860915), (199, 9550267225), (235, 8087247565), (425, 4471772183), (799, 2378602225), (995, 1910053445), (1175, 1617449513), (3383, 561780425), (3995, 475720445), (4975, 382010689), (9353, 203197175), (16915, 112356085), (19975, 95144089), (46765, 40639435), (84575, 22471217), (159001, 11952775), (233825, 8127887), (478111, 3975025), (795005, 2390555)]