66364160

素因数分解:

$2^8\times 5^1\times {\mathrm{139}}^1\times {\mathrm{373}}^1$

素因数の和:533

約数の個数: 72

約数和(自身を含む): 160535760

約数和(自身を除く): 94171600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 256, 278, 320, 373, 556, 640, 695, 746, 1112, 1280, 1390, 1492, 1865, 2224, 2780, 2984, 3730, 4448, 5560, 5968, 7460, 8896, 11120, 11936, 14920, 17792, 22240, 23872, 29840, 35584, 44480, 47744, 51847, 59680, 88960, 95488, 103694, 119360, 177920, 207388, 238720, 259235, 414776, 477440, 518470, 829552, 1036940, 1659104, 2073880, 3318208, 4147760, 6636416, 8295520, 13272832, 16591040, 33182080, 66364160]

約数ペア:

[(1, 66364160), (2, 33182080), (4, 16591040), (5, 13272832), (8, 8295520), (10, 6636416), (16, 4147760), (20, 3318208), (32, 2073880), (40, 1659104), (64, 1036940), (80, 829552), (128, 518470), (139, 477440), (160, 414776), (256, 259235), (278, 238720), (320, 207388), (373, 177920), (556, 119360), (640, 103694), (695, 95488), (746, 88960), (1112, 59680), (1280, 51847), (1390, 47744), (1492, 44480), (1865, 35584), (2224, 29840), (2780, 23872), (2984, 22240), (3730, 17792), (4448, 14920), (5560, 11936), (5968, 11120), (7460, 8896)]