87491048

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 179928000

約数和(自身を除く): 92436952

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 101, 139, 152, 164, 202, 278, 328, 404, 556, 779, 808, 1112, 1558, 1919, 2641, 3116, 3838, 4141, 5282, 5699, 6232, 7676, 8282, 10564, 11398, 14039, 15352, 16564, 21128, 22796, 28078, 33128, 45592, 56156, 78679, 108281, 112312, 157358, 216562, 266741, 314716, 433124, 533482, 575599, 629432, 866248, 1066964, 1151198, 2133928, 2302396, 4604792, 10936381, 21872762, 43745524, 87491048]

約数ペア:

[(1, 87491048), (2, 43745524), (4, 21872762), (8, 10936381), (19, 4604792), (38, 2302396), (41, 2133928), (76, 1151198), (82, 1066964), (101, 866248), (139, 629432), (152, 575599), (164, 533482), (202, 433124), (278, 314716), (328, 266741), (404, 216562), (556, 157358), (779, 112312), (808, 108281), (1112, 78679), (1558, 56156), (1919, 45592), (2641, 33128), (3116, 28078), (3838, 22796), (4141, 21128), (5282, 16564), (5699, 15352), (6232, 14039), (7676, 11398), (8282, 10564)]