205921664

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2633}}^1$

素因数の和:2707

約数の個数: 64

約数和(自身を含む): 451362240

約数和(自身を除く): 245440576

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 64, 94, 104, 128, 188, 208, 376, 416, 611, 752, 832, 1222, 1504, 1664, 2444, 2633, 3008, 4888, 5266, 6016, 9776, 10532, 19552, 21064, 34229, 39104, 42128, 68458, 78208, 84256, 123751, 136916, 168512, 247502, 273832, 337024, 495004, 547664, 990008, 1095328, 1608763, 1980016, 2190656, 3217526, 3960032, 4381312, 6435052, 7920064, 12870104, 15840128, 25740208, 51480416, 102960832, 205921664]

約数ペア:

[(1, 205921664), (2, 102960832), (4, 51480416), (8, 25740208), (13, 15840128), (16, 12870104), (26, 7920064), (32, 6435052), (47, 4381312), (52, 3960032), (64, 3217526), (94, 2190656), (104, 1980016), (128, 1608763), (188, 1095328), (208, 990008), (376, 547664), (416, 495004), (611, 337024), (752, 273832), (832, 247502), (1222, 168512), (1504, 136916), (1664, 123751), (2444, 84256), (2633, 78208), (3008, 68458), (4888, 42128), (5266, 39104), (6016, 34229), (9776, 21064), (10532, 19552)]