42751280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:175

約数の個数: 160

約数和(自身を含む): 121117248

約数和(自身を除く): 78365968

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 37, 40, 44, 52, 55, 65, 74, 80, 88, 101, 104, 110, 130, 143, 148, 176, 185, 202, 208, 220, 260, 286, 296, 370, 404, 407, 440, 481, 505, 520, 572, 592, 715, 740, 808, 814, 880, 962, 1010, 1040, 1111, 1144, 1313, 1430, 1480, 1616, 1628, 1924, 2020, 2035, 2222, 2288, 2405, 2626, 2860, 2960, 3256, 3737, 3848, 4040, 4070, 4444, 4810, 5252, 5291, 5555, 5720, 6512, 6565, 7474, 7696, 8080, 8140, 8888, 9620, 10504, 10582, 11110, 11440, 13130, 14443, 14948, 16280, 17776, 18685, 19240, 21008, 21164, 22220, 26260, 26455, 28886, 29896, 32560, 37370, 38480, 41107, 42328, 44440, 48581, 52520, 52910, 57772, 59792, 72215, 74740, 82214, 84656, 88880, 97162, 105040, 105820, 115544, 144430, 149480, 164428, 194324, 205535, 211640, 231088, 242905, 288860, 298960, 328856, 388648, 411070, 423280, 485810, 534391, 577720, 657712, 777296, 822140, 971620, 1068782, 1155440, 1644280, 1943240, 2137564, 2671955, 3288560, 3886480, 4275128, 5343910, 8550256, 10687820, 21375640, 42751280]

約数ペア:

[(1, 42751280), (2, 21375640), (4, 10687820), (5, 8550256), (8, 5343910), (10, 4275128), (11, 3886480), (13, 3288560), (16, 2671955), (20, 2137564), (22, 1943240), (26, 1644280), (37, 1155440), (40, 1068782), (44, 971620), (52, 822140), (55, 777296), (65, 657712), (74, 577720), (80, 534391), (88, 485810), (101, 423280), (104, 411070), (110, 388648), (130, 328856), (143, 298960), (148, 288860), (176, 242905), (185, 231088), (202, 211640), (208, 205535), (220, 194324), (260, 164428), (286, 149480), (296, 144430), (370, 115544), (404, 105820), (407, 105040), (440, 97162), (481, 88880), (505, 84656), (520, 82214), (572, 74740), (592, 72215), (715, 59792), (740, 57772), (808, 52910), (814, 52520), (880, 48581), (962, 44440), (1010, 42328), (1040, 41107), (1111, 38480), (1144, 37370), (1313, 32560), (1430, 29896), (1480, 28886), (1616, 26455), (1628, 26260), (1924, 22220), (2020, 21164), (2035, 21008), (2222, 19240), (2288, 18685), (2405, 17776), (2626, 16280), (2860, 14948), (2960, 14443), (3256, 13130), (3737, 11440), (3848, 11110), (4040, 10582), (4070, 10504), (4444, 9620), (4810, 8888), (5252, 8140), (5291, 8080), (5555, 7696), (5720, 7474), (6512, 6565)]