2021645753704

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{499}}^1\times {\mathrm{161333}}^1$

素因数の和:161954

約数の個数: 64

約数和(自身を含む): 3939776280000

約数和(自身を除く): 1918130526296

約数列:

[1, 2, 4, 8, 43, 73, 86, 146, 172, 292, 344, 499, 584, 998, 1996, 3139, 3992, 6278, 12556, 21457, 25112, 36427, 42914, 72854, 85828, 145708, 161333, 171656, 291416, 322666, 645332, 1290664, 1566361, 3132722, 6265444, 6937319, 11777309, 12530888, 13874638, 23554618, 27749276, 47109236, 55498552, 80505167, 94218472, 161010334, 322020668, 506424287, 644041336, 1012848574, 2025697148, 3461722181, 4051394296, 5876877191, 6923444362, 11753754382, 13846888724, 23507508764, 27693777448, 47015017528, 252705719213, 505411438426, 1010822876852, 2021645753704]

約数ペア:

[(1, 2021645753704), (2, 1010822876852), (4, 505411438426), (8, 252705719213), (43, 47015017528), (73, 27693777448), (86, 23507508764), (146, 13846888724), (172, 11753754382), (292, 6923444362), (344, 5876877191), (499, 4051394296), (584, 3461722181), (998, 2025697148), (1996, 1012848574), (3139, 644041336), (3992, 506424287), (6278, 322020668), (12556, 161010334), (21457, 94218472), (25112, 80505167), (36427, 55498552), (42914, 47109236), (72854, 27749276), (85828, 23554618), (145708, 13874638), (161333, 12530888), (171656, 11777309), (291416, 6937319), (322666, 6265444), (645332, 3132722), (1290664, 1566361)]