66858880

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9497}}^1$

素因数の和:9527

約数の個数: 64

約数和(自身を含む): 174383280

約数和(自身を除く): 107524400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 9497, 18994, 37988, 47485, 75976, 94970, 104467, 151952, 189940, 208934, 303904, 379880, 417868, 522335, 607808, 759760, 835736, 1044670, 1215616, 1519520, 1671472, 2089340, 3039040, 3342944, 4178680, 6078080, 6685888, 8357360, 13371776, 16714720, 33429440, 66858880]

約数ペア:

[(1, 66858880), (2, 33429440), (4, 16714720), (5, 13371776), (8, 8357360), (10, 6685888), (11, 6078080), (16, 4178680), (20, 3342944), (22, 3039040), (32, 2089340), (40, 1671472), (44, 1519520), (55, 1215616), (64, 1044670), (80, 835736), (88, 759760), (110, 607808), (128, 522335), (160, 417868), (176, 379880), (220, 303904), (320, 208934), (352, 189940), (440, 151952), (640, 104467), (704, 94970), (880, 75976), (1408, 47485), (1760, 37988), (3520, 18994), (7040, 9497)]