52986440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:247

約数の個数: 128

約数和(自身を含む): 140313600

約数和(自身を除く): 87327160

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 31, 38, 40, 52, 62, 65, 76, 95, 104, 124, 130, 152, 155, 173, 190, 247, 248, 260, 310, 346, 380, 403, 494, 520, 589, 620, 692, 760, 806, 865, 988, 1178, 1235, 1240, 1384, 1612, 1730, 1976, 2015, 2249, 2356, 2470, 2945, 3224, 3287, 3460, 4030, 4498, 4712, 4940, 5363, 5890, 6574, 6920, 7657, 8060, 8996, 9880, 10726, 11245, 11780, 13148, 15314, 16120, 16435, 17992, 21452, 22490, 23560, 26296, 26815, 30628, 32870, 38285, 42731, 42904, 44980, 53630, 61256, 65740, 69719, 76570, 85462, 89960, 101897, 107260, 131480, 139438, 153140, 170924, 203794, 213655, 214520, 278876, 306280, 341848, 348595, 407588, 427310, 509485, 557752, 697190, 815176, 854620, 1018970, 1324661, 1394380, 1709240, 2037940, 2649322, 2788760, 4075880, 5298644, 6623305, 10597288, 13246610, 26493220, 52986440]

約数ペア:

[(1, 52986440), (2, 26493220), (4, 13246610), (5, 10597288), (8, 6623305), (10, 5298644), (13, 4075880), (19, 2788760), (20, 2649322), (26, 2037940), (31, 1709240), (38, 1394380), (40, 1324661), (52, 1018970), (62, 854620), (65, 815176), (76, 697190), (95, 557752), (104, 509485), (124, 427310), (130, 407588), (152, 348595), (155, 341848), (173, 306280), (190, 278876), (247, 214520), (248, 213655), (260, 203794), (310, 170924), (346, 153140), (380, 139438), (403, 131480), (494, 107260), (520, 101897), (589, 89960), (620, 85462), (692, 76570), (760, 69719), (806, 65740), (865, 61256), (988, 53630), (1178, 44980), (1235, 42904), (1240, 42731), (1384, 38285), (1612, 32870), (1730, 30628), (1976, 26815), (2015, 26296), (2249, 23560), (2356, 22490), (2470, 21452), (2945, 17992), (3224, 16435), (3287, 16120), (3460, 15314), (4030, 13148), (4498, 11780), (4712, 11245), (4940, 10726), (5363, 9880), (5890, 8996), (6574, 8060), (6920, 7657)]