83936840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:223

約数の個数: 128

約数和(自身を含む): 216760320

約数和(自身を除く): 132823480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 41, 52, 62, 65, 82, 104, 124, 127, 130, 155, 164, 205, 248, 254, 260, 310, 328, 403, 410, 508, 520, 533, 620, 635, 806, 820, 1016, 1066, 1240, 1270, 1271, 1612, 1640, 1651, 2015, 2132, 2540, 2542, 2665, 3224, 3302, 3937, 4030, 4264, 5080, 5084, 5207, 5330, 6355, 6604, 7874, 8060, 8255, 10168, 10414, 10660, 12710, 13208, 15748, 16120, 16510, 16523, 19685, 20828, 21320, 25420, 26035, 31496, 33020, 33046, 39370, 41656, 50840, 51181, 52070, 66040, 66092, 67691, 78740, 82615, 102362, 104140, 132184, 135382, 157480, 161417, 165230, 204724, 208280, 255905, 270764, 322834, 330460, 338455, 409448, 511810, 541528, 645668, 660920, 676910, 807085, 1023620, 1291336, 1353820, 1614170, 2047240, 2098421, 2707640, 3228340, 4196842, 6456680, 8393684, 10492105, 16787368, 20984210, 41968420, 83936840]

約数ペア:

[(1, 83936840), (2, 41968420), (4, 20984210), (5, 16787368), (8, 10492105), (10, 8393684), (13, 6456680), (20, 4196842), (26, 3228340), (31, 2707640), (40, 2098421), (41, 2047240), (52, 1614170), (62, 1353820), (65, 1291336), (82, 1023620), (104, 807085), (124, 676910), (127, 660920), (130, 645668), (155, 541528), (164, 511810), (205, 409448), (248, 338455), (254, 330460), (260, 322834), (310, 270764), (328, 255905), (403, 208280), (410, 204724), (508, 165230), (520, 161417), (533, 157480), (620, 135382), (635, 132184), (806, 104140), (820, 102362), (1016, 82615), (1066, 78740), (1240, 67691), (1270, 66092), (1271, 66040), (1612, 52070), (1640, 51181), (1651, 50840), (2015, 41656), (2132, 39370), (2540, 33046), (2542, 33020), (2665, 31496), (3224, 26035), (3302, 25420), (3937, 21320), (4030, 20828), (4264, 19685), (5080, 16523), (5084, 16510), (5207, 16120), (5330, 15748), (6355, 13208), (6604, 12710), (7874, 10660), (8060, 10414), (8255, 10168)]