77748956

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{353}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 149869440

約数和(自身を除く): 72120484

約数列:

[1, 2, 4, 17, 34, 41, 68, 79, 82, 158, 164, 316, 353, 697, 706, 1343, 1394, 1412, 2686, 2788, 3239, 5372, 6001, 6478, 12002, 12956, 14473, 24004, 27887, 28946, 55063, 55774, 57892, 110126, 111548, 220252, 246041, 474079, 492082, 948158, 984164, 1143367, 1896316, 2286734, 4573468, 19437239, 38874478, 77748956]

約数ペア:

[(1, 77748956), (2, 38874478), (4, 19437239), (17, 4573468), (34, 2286734), (41, 1896316), (68, 1143367), (79, 984164), (82, 948158), (158, 492082), (164, 474079), (316, 246041), (353, 220252), (697, 111548), (706, 110126), (1343, 57892), (1394, 55774), (1412, 55063), (2686, 28946), (2788, 27887), (3239, 24004), (5372, 14473), (6001, 12956), (6478, 12002)]