49999620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:202

約数の個数: 144

約数和(自身を含む): 157659264

約数和(自身を除く): 107659644

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 71, 97, 110, 121, 132, 142, 165, 194, 213, 220, 242, 284, 291, 330, 355, 363, 388, 426, 484, 485, 582, 605, 660, 710, 726, 781, 852, 970, 1065, 1067, 1164, 1210, 1420, 1452, 1455, 1562, 1815, 1940, 2130, 2134, 2343, 2420, 2910, 3124, 3201, 3630, 3905, 4260, 4268, 4686, 5335, 5820, 6402, 6887, 7260, 7810, 8591, 9372, 10670, 11715, 11737, 12804, 13774, 15620, 16005, 17182, 20661, 21340, 23430, 23474, 25773, 27548, 32010, 34364, 34435, 35211, 41322, 42955, 46860, 46948, 51546, 58685, 64020, 68870, 70422, 75757, 82644, 85910, 103092, 103305, 117370, 128865, 137740, 140844, 151514, 171820, 176055, 206610, 227271, 234740, 257730, 303028, 352110, 378785, 413220, 454542, 515460, 704220, 757570, 833327, 909084, 1136355, 1515140, 1666654, 2272710, 2499981, 3333308, 4166635, 4545420, 4999962, 8333270, 9999924, 12499905, 16666540, 24999810, 49999620]

約数ペア:

[(1, 49999620), (2, 24999810), (3, 16666540), (4, 12499905), (5, 9999924), (6, 8333270), (10, 4999962), (11, 4545420), (12, 4166635), (15, 3333308), (20, 2499981), (22, 2272710), (30, 1666654), (33, 1515140), (44, 1136355), (55, 909084), (60, 833327), (66, 757570), (71, 704220), (97, 515460), (110, 454542), (121, 413220), (132, 378785), (142, 352110), (165, 303028), (194, 257730), (213, 234740), (220, 227271), (242, 206610), (284, 176055), (291, 171820), (330, 151514), (355, 140844), (363, 137740), (388, 128865), (426, 117370), (484, 103305), (485, 103092), (582, 85910), (605, 82644), (660, 75757), (710, 70422), (726, 68870), (781, 64020), (852, 58685), (970, 51546), (1065, 46948), (1067, 46860), (1164, 42955), (1210, 41322), (1420, 35211), (1452, 34435), (1455, 34364), (1562, 32010), (1815, 27548), (1940, 25773), (2130, 23474), (2134, 23430), (2343, 21340), (2420, 20661), (2910, 17182), (3124, 16005), (3201, 15620), (3630, 13774), (3905, 12804), (4260, 11737), (4268, 11715), (4686, 10670), (5335, 9372), (5820, 8591), (6402, 7810), (6887, 7260)]