85758880

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{769}}^1$

素因数の和:842

約数の個数: 96

約数和(自身を含む): 220041360

約数和(自身を除く): 134282480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 41, 68, 80, 82, 85, 136, 160, 164, 170, 205, 272, 328, 340, 410, 544, 656, 680, 697, 769, 820, 1312, 1360, 1394, 1538, 1640, 2720, 2788, 3076, 3280, 3485, 3845, 5576, 6152, 6560, 6970, 7690, 11152, 12304, 13073, 13940, 15380, 22304, 24608, 26146, 27880, 30760, 31529, 52292, 55760, 61520, 63058, 65365, 104584, 111520, 123040, 126116, 130730, 157645, 209168, 252232, 261460, 315290, 418336, 504464, 522920, 535993, 630580, 1008928, 1045840, 1071986, 1261160, 2091680, 2143972, 2522320, 2679965, 4287944, 5044640, 5359930, 8575888, 10719860, 17151776, 21439720, 42879440, 85758880]

約数ペア:

[(1, 85758880), (2, 42879440), (4, 21439720), (5, 17151776), (8, 10719860), (10, 8575888), (16, 5359930), (17, 5044640), (20, 4287944), (32, 2679965), (34, 2522320), (40, 2143972), (41, 2091680), (68, 1261160), (80, 1071986), (82, 1045840), (85, 1008928), (136, 630580), (160, 535993), (164, 522920), (170, 504464), (205, 418336), (272, 315290), (328, 261460), (340, 252232), (410, 209168), (544, 157645), (656, 130730), (680, 126116), (697, 123040), (769, 111520), (820, 104584), (1312, 65365), (1360, 63058), (1394, 61520), (1538, 55760), (1640, 52292), (2720, 31529), (2788, 30760), (3076, 27880), (3280, 26146), (3485, 24608), (3845, 22304), (5576, 15380), (6152, 13940), (6560, 13073), (6970, 12304), (7690, 11152)]