201223072

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{2381}}^1$

素因数の和:2549

約数の個数: 48

約数和(自身を含む): 420184800

約数和(自身を除く): 218961728

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 139, 152, 278, 304, 556, 608, 1112, 2224, 2381, 2641, 4448, 4762, 5282, 9524, 10564, 19048, 21128, 38096, 42256, 45239, 76192, 84512, 90478, 180956, 330959, 361912, 661918, 723824, 1323836, 1447648, 2647672, 5295344, 6288221, 10590688, 12576442, 25152884, 50305768, 100611536, 201223072]

約数ペア:

[(1, 201223072), (2, 100611536), (4, 50305768), (8, 25152884), (16, 12576442), (19, 10590688), (32, 6288221), (38, 5295344), (76, 2647672), (139, 1447648), (152, 1323836), (278, 723824), (304, 661918), (556, 361912), (608, 330959), (1112, 180956), (2224, 90478), (2381, 84512), (2641, 76192), (4448, 45239), (4762, 42256), (5282, 38096), (9524, 21128), (10564, 19048)]