89107040

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{257}}^1$

素因数の和:480

約数の個数: 96

約数和(自身を含む): 231717024

約数和(自身を除く): 142609984

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 197, 220, 257, 352, 394, 440, 514, 788, 880, 985, 1028, 1285, 1576, 1760, 1970, 2056, 2167, 2570, 2827, 3152, 3940, 4112, 4334, 5140, 5654, 6304, 7880, 8224, 8668, 10280, 10835, 11308, 14135, 15760, 17336, 20560, 21670, 22616, 28270, 31520, 34672, 41120, 43340, 45232, 50629, 56540, 69344, 86680, 90464, 101258, 113080, 173360, 202516, 226160, 253145, 346720, 405032, 452320, 506290, 556919, 810064, 1012580, 1113838, 1620128, 2025160, 2227676, 2784595, 4050320, 4455352, 5569190, 8100640, 8910704, 11138380, 17821408, 22276760, 44553520, 89107040]

約数ペア:

[(1, 89107040), (2, 44553520), (4, 22276760), (5, 17821408), (8, 11138380), (10, 8910704), (11, 8100640), (16, 5569190), (20, 4455352), (22, 4050320), (32, 2784595), (40, 2227676), (44, 2025160), (55, 1620128), (80, 1113838), (88, 1012580), (110, 810064), (160, 556919), (176, 506290), (197, 452320), (220, 405032), (257, 346720), (352, 253145), (394, 226160), (440, 202516), (514, 173360), (788, 113080), (880, 101258), (985, 90464), (1028, 86680), (1285, 69344), (1576, 56540), (1760, 50629), (1970, 45232), (2056, 43340), (2167, 41120), (2570, 34672), (2827, 31520), (3152, 28270), (3940, 22616), (4112, 21670), (4334, 20560), (5140, 17336), (5654, 15760), (6304, 14135), (7880, 11308), (8224, 10835), (8668, 10280)]