55471564

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 105840000

約数和(自身を除く): 50368436

約数列:

[1, 2, 4, 19, 38, 59, 76, 89, 118, 139, 178, 236, 278, 356, 556, 1121, 1691, 2242, 2641, 3382, 4484, 5251, 5282, 6764, 8201, 10502, 10564, 12371, 16402, 21004, 24742, 32804, 49484, 99769, 155819, 199538, 235049, 311638, 399076, 470098, 623276, 729889, 940196, 1459778, 2919556, 13867891, 27735782, 55471564]

約数ペア:

[(1, 55471564), (2, 27735782), (4, 13867891), (19, 2919556), (38, 1459778), (59, 940196), (76, 729889), (89, 623276), (118, 470098), (139, 399076), (178, 311638), (236, 235049), (278, 199538), (356, 155819), (556, 99769), (1121, 49484), (1691, 32804), (2242, 24742), (2641, 21004), (3382, 16402), (4484, 12371), (5251, 10564), (5282, 10502), (6764, 8201)]