2155219550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{44029}}^1$

素因数の和:44141

約数の個数: 48

約数和(自身を含む): 4422373200

約数和(自身を除く): 2267153650

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 89, 110, 178, 275, 445, 550, 890, 979, 1958, 2225, 4450, 4895, 9790, 24475, 44029, 48950, 88058, 220145, 440290, 484319, 968638, 1100725, 2201450, 2421595, 3918581, 4843190, 7837162, 12107975, 19592905, 24215950, 39185810, 43104391, 86208782, 97964525, 195929050, 215521955, 431043910, 1077609775, 2155219550]

約数ペア:

[(1, 2155219550), (2, 1077609775), (5, 431043910), (10, 215521955), (11, 195929050), (22, 97964525), (25, 86208782), (50, 43104391), (55, 39185810), (89, 24215950), (110, 19592905), (178, 12107975), (275, 7837162), (445, 4843190), (550, 3918581), (890, 2421595), (979, 2201450), (1958, 1100725), (2225, 968638), (4450, 484319), (4895, 440290), (9790, 220145), (24475, 88058), (44029, 48950)]