55219840

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6637}}^1$

素因数の和:6669

約数の個数: 64

約数和(自身を含む): 142185960

約数和(自身を除く): 86966120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 6637, 8320, 13274, 26548, 33185, 53096, 66370, 86281, 106192, 132740, 172562, 212384, 265480, 345124, 424768, 431405, 530960, 690248, 849536, 862810, 1061920, 1380496, 1725620, 2123840, 2760992, 3451240, 4247680, 5521984, 6902480, 11043968, 13804960, 27609920, 55219840]

約数ペア:

[(1, 55219840), (2, 27609920), (4, 13804960), (5, 11043968), (8, 6902480), (10, 5521984), (13, 4247680), (16, 3451240), (20, 2760992), (26, 2123840), (32, 1725620), (40, 1380496), (52, 1061920), (64, 862810), (65, 849536), (80, 690248), (104, 530960), (128, 431405), (130, 424768), (160, 345124), (208, 265480), (260, 212384), (320, 172562), (416, 132740), (520, 106192), (640, 86281), (832, 66370), (1040, 53096), (1664, 33185), (2080, 26548), (4160, 13274), (6637, 8320)]