203480576

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1609}}^1$

素因数の和:1659

約数の個数: 80

約数和(自身を含む): 461168400

約数和(自身を除く): 257687824

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 256, 304, 416, 494, 512, 608, 832, 988, 1216, 1609, 1664, 1976, 2432, 3218, 3328, 3952, 4864, 6436, 6656, 7904, 9728, 12872, 15808, 20917, 25744, 30571, 31616, 41834, 51488, 61142, 63232, 83668, 102976, 122284, 126464, 167336, 205952, 244568, 334672, 397423, 411904, 489136, 669344, 794846, 823808, 978272, 1338688, 1589692, 1956544, 2677376, 3179384, 3913088, 5354752, 6358768, 7826176, 10709504, 12717536, 15652352, 25435072, 50870144, 101740288, 203480576]

約数ペア:

[(1, 203480576), (2, 101740288), (4, 50870144), (8, 25435072), (13, 15652352), (16, 12717536), (19, 10709504), (26, 7826176), (32, 6358768), (38, 5354752), (52, 3913088), (64, 3179384), (76, 2677376), (104, 1956544), (128, 1589692), (152, 1338688), (208, 978272), (247, 823808), (256, 794846), (304, 669344), (416, 489136), (494, 411904), (512, 397423), (608, 334672), (832, 244568), (988, 205952), (1216, 167336), (1609, 126464), (1664, 122284), (1976, 102976), (2432, 83668), (3218, 63232), (3328, 61142), (3952, 51488), (4864, 41834), (6436, 31616), (6656, 30571), (7904, 25744), (9728, 20917), (12872, 15808)]