91286918.000000000

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:313

約数の個数: 128

約数和(自身を含む): 681246720

約数和(自身を除く): 413058280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 127, 130, 131, 155, 248, 254, 260, 262, 310, 403, 508, 520, 524, 620, 635, 655, 806, 1016, 1048, 1240, 1270, 1310, 1612, 1651, 1703, 2015, 2540, 2620, 3224, 3302, 3406, 3937, 4030, 4061, 5080, 5240, 6604, 6812, 7874, 8060, 8122, 8255, 8515, 13208, 13624, 15748, 16120, 16244, 16510, 16637, 17030, 19685, 20305, 31496, 32488, 33020, 33274, 34060, 39370, 40610, 51181, 52793, 66040, 66548, 68120, 78740, 81220, 83185, 102362, 105586, 133096, 157480, 162440, 166370, 204724, 211172, 216281, 255905, 263965, 332740, 409448, 422344, 432562, 511810, 515747, 527930, 665480, 865124, 1023620, 1031494, 1055860, 1081405, 1730248, 2047240, 2062988, 2111720, 2162810, 2578735, 4125976, 4325620, 5157470, 6704711, 8651240, 10314940, 13409422, 20629880, 26818844, 33523555, 53637688, 67047110, 134094220, 268188440]

約数ペア:

[(1, 268188440), (2, 134094220), (4, 67047110), (5, 53637688), (8, 33523555), (10, 26818844), (13, 20629880), (20, 13409422), (26, 10314940), (31, 8651240), (40, 6704711), (52, 5157470), (62, 4325620), (65, 4125976), (104, 2578735), (124, 2162810), (127, 2111720), (130, 2062988), (131, 2047240), (155, 1730248), (248, 1081405), (254, 1055860), (260, 1031494), (262, 1023620), (310, 865124), (403, 665480), (508, 527930), (520, 515747), (524, 511810), (620, 432562), (635, 422344), (655, 409448), (806, 332740), (1016, 263965), (1048, 255905), (1240, 216281), (1270, 211172), (1310, 204724), (1612, 166370), (1651, 162440), (1703, 157480), (2015, 133096), (2540, 105586), (2620, 102362), (3224, 83185), (3302, 81220), (3406, 78740), (3937, 68120), (4030, 66548), (4061, 66040), (5080, 52793), (5240, 51181), (6604, 40610), (6812, 39370), (7874, 34060), (8060, 33274), (8122, 33020), (8255, 32488), (8515, 31496), (13208, 20305), (13624, 19685), (15748, 17030), (16120, 16637), (16244, 16510)]