80389760

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{601}}^1$

素因数の和:650

約数の個数: 128

約数和(自身を含む): 221054400

約数和(自身を除く): 140664640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 128, 152, 160, 176, 190, 209, 220, 304, 320, 352, 380, 418, 440, 601, 608, 640, 704, 760, 836, 880, 1045, 1202, 1216, 1408, 1520, 1672, 1760, 2090, 2404, 2432, 3005, 3040, 3344, 3520, 4180, 4808, 6010, 6080, 6611, 6688, 7040, 8360, 9616, 11419, 12020, 12160, 13222, 13376, 16720, 19232, 22838, 24040, 26444, 26752, 33055, 33440, 38464, 45676, 48080, 52888, 57095, 66110, 66880, 76928, 91352, 96160, 105776, 114190, 125609, 132220, 133760, 182704, 192320, 211552, 228380, 251218, 264440, 365408, 384640, 423104, 456760, 502436, 528880, 628045, 730816, 846208, 913520, 1004872, 1057760, 1256090, 1461632, 1827040, 2009744, 2115520, 2512180, 3654080, 4019488, 4231040, 5024360, 7308160, 8038976, 10048720, 16077952, 20097440, 40194880, 80389760]

約数ペア:

[(1, 80389760), (2, 40194880), (4, 20097440), (5, 16077952), (8, 10048720), (10, 8038976), (11, 7308160), (16, 5024360), (19, 4231040), (20, 4019488), (22, 3654080), (32, 2512180), (38, 2115520), (40, 2009744), (44, 1827040), (55, 1461632), (64, 1256090), (76, 1057760), (80, 1004872), (88, 913520), (95, 846208), (110, 730816), (128, 628045), (152, 528880), (160, 502436), (176, 456760), (190, 423104), (209, 384640), (220, 365408), (304, 264440), (320, 251218), (352, 228380), (380, 211552), (418, 192320), (440, 182704), (601, 133760), (608, 132220), (640, 125609), (704, 114190), (760, 105776), (836, 96160), (880, 91352), (1045, 76928), (1202, 66880), (1216, 66110), (1408, 57095), (1520, 52888), (1672, 48080), (1760, 45676), (2090, 38464), (2404, 33440), (2432, 33055), (3005, 26752), (3040, 26444), (3344, 24040), (3520, 22838), (4180, 19232), (4808, 16720), (6010, 13376), (6080, 13222), (6611, 12160), (6688, 12020), (7040, 11419), (8360, 9616)]