20512758035

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:262

約数の個数: 192

約数和(自身を含む): 34040217600

約数和(自身を除く): 13527459565

約数列:

[1, 5, 7, 11, 23, 35, 49, 55, 59, 71, 77, 79, 115, 161, 245, 253, 295, 355, 385, 395, 413, 497, 539, 553, 649, 781, 805, 869, 1127, 1265, 1357, 1633, 1771, 1817, 2065, 2485, 2695, 2765, 2891, 3245, 3479, 3871, 3905, 4189, 4345, 4543, 4661, 5467, 5609, 5635, 6083, 6785, 8165, 8855, 9085, 9499, 11431, 12397, 12719, 14455, 14927, 17395, 17963, 19355, 19987, 20945, 22715, 23305, 27335, 28045, 29323, 30415, 31801, 32627, 38269, 39263, 42581, 46079, 47495, 51271, 57155, 61699, 61985, 63595, 66493, 74635, 80017, 89033, 89815, 96347, 99935, 104489, 107203, 125741, 129007, 139909, 146615, 159005, 163135, 191345, 196315, 205261, 212905, 228389, 230395, 256355, 274841, 308495, 322553, 330931, 332465, 358897, 400085, 431893, 445165, 481735, 522445, 536015, 628705, 645035, 674429, 699545, 731423, 750421, 880187, 903049, 979363, 1026305, 1059817, 1141945, 1179233, 1374205, 1419077, 1612765, 1654655, 1794485, 2159465, 2257871, 2316517, 2512279, 3023251, 3372145, 3640241, 3657115, 3752105, 4400935, 4515245, 4721003, 4896815, 5252947, 5299085, 5896165, 6321343, 7095385, 7418719, 7611413, 8254631, 9933539, 11289355, 11582585, 12561395, 15116255, 16215619, 18201205, 23605015, 25481687, 26264735, 31606715, 37093595, 38057065, 41273155, 49667695, 51931033, 53279891, 57782417, 69534773, 81078095, 83725543, 127408435, 178371809, 259655165, 266399455, 288912085, 347673865, 372959237, 418627715, 586078801, 891859045, 1864796185, 2930394005, 4102551607, 20512758035]

約数ペア:

[(1, 20512758035), (5, 4102551607), (7, 2930394005), (11, 1864796185), (23, 891859045), (35, 586078801), (49, 418627715), (55, 372959237), (59, 347673865), (71, 288912085), (77, 266399455), (79, 259655165), (115, 178371809), (161, 127408435), (245, 83725543), (253, 81078095), (295, 69534773), (355, 57782417), (385, 53279891), (395, 51931033), (413, 49667695), (497, 41273155), (539, 38057065), (553, 37093595), (649, 31606715), (781, 26264735), (805, 25481687), (869, 23605015), (1127, 18201205), (1265, 16215619), (1357, 15116255), (1633, 12561395), (1771, 11582585), (1817, 11289355), (2065, 9933539), (2485, 8254631), (2695, 7611413), (2765, 7418719), (2891, 7095385), (3245, 6321343), (3479, 5896165), (3871, 5299085), (3905, 5252947), (4189, 4896815), (4345, 4721003), (4543, 4515245), (4661, 4400935), (5467, 3752105), (5609, 3657115), (5635, 3640241), (6083, 3372145), (6785, 3023251), (8165, 2512279), (8855, 2316517), (9085, 2257871), (9499, 2159465), (11431, 1794485), (12397, 1654655), (12719, 1612765), (14455, 1419077), (14927, 1374205), (17395, 1179233), (17963, 1141945), (19355, 1059817), (19987, 1026305), (20945, 979363), (22715, 903049), (23305, 880187), (27335, 750421), (28045, 731423), (29323, 699545), (30415, 674429), (31801, 645035), (32627, 628705), (38269, 536015), (39263, 522445), (42581, 481735), (46079, 445165), (47495, 431893), (51271, 400085), (57155, 358897), (61699, 332465), (61985, 330931), (63595, 322553), (66493, 308495), (74635, 274841), (80017, 256355), (89033, 230395), (89815, 228389), (96347, 212905), (99935, 205261), (104489, 196315), (107203, 191345), (125741, 163135), (129007, 159005), (139909, 146615)]