65563520

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:236

約数の個数: 128

約数和(自身を含む): 174787200

約数和(自身を除く): 109223680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 67, 80, 88, 110, 128, 134, 139, 160, 176, 220, 268, 278, 320, 335, 352, 440, 536, 556, 640, 670, 695, 704, 737, 880, 1072, 1112, 1340, 1390, 1408, 1474, 1529, 1760, 2144, 2224, 2680, 2780, 2948, 3058, 3520, 3685, 4288, 4448, 5360, 5560, 5896, 6116, 7040, 7370, 7645, 8576, 8896, 9313, 10720, 11120, 11792, 12232, 14740, 15290, 17792, 18626, 21440, 22240, 23584, 24464, 29480, 30580, 37252, 42880, 44480, 46565, 47168, 48928, 58960, 61160, 74504, 88960, 93130, 94336, 97856, 102443, 117920, 122320, 149008, 186260, 195712, 204886, 235840, 244640, 298016, 372520, 409772, 471680, 489280, 512215, 596032, 745040, 819544, 978560, 1024430, 1192064, 1490080, 1639088, 2048860, 2980160, 3278176, 4097720, 5960320, 6556352, 8195440, 13112704, 16390880, 32781760, 65563520]

約数ペア:

[(1, 65563520), (2, 32781760), (4, 16390880), (5, 13112704), (8, 8195440), (10, 6556352), (11, 5960320), (16, 4097720), (20, 3278176), (22, 2980160), (32, 2048860), (40, 1639088), (44, 1490080), (55, 1192064), (64, 1024430), (67, 978560), (80, 819544), (88, 745040), (110, 596032), (128, 512215), (134, 489280), (139, 471680), (160, 409772), (176, 372520), (220, 298016), (268, 244640), (278, 235840), (320, 204886), (335, 195712), (352, 186260), (440, 149008), (536, 122320), (556, 117920), (640, 102443), (670, 97856), (695, 94336), (704, 93130), (737, 88960), (880, 74504), (1072, 61160), (1112, 58960), (1340, 48928), (1390, 47168), (1408, 46565), (1474, 44480), (1529, 42880), (1760, 37252), (2144, 30580), (2224, 29480), (2680, 24464), (2780, 23584), (2948, 22240), (3058, 21440), (3520, 18626), (3685, 17792), (4288, 15290), (4448, 14740), (5360, 12232), (5560, 11792), (5896, 11120), (6116, 10720), (7040, 9313), (7370, 8896), (7645, 8576)]