260087805

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{4861}}^1$

素因数の和:4942

約数の個数: 48

約数和(自身を含む): 477837360

約数和(自身を除く): 217749555

約数列:

[1, 3, 5, 9, 15, 29, 41, 45, 87, 123, 145, 205, 261, 369, 435, 615, 1189, 1305, 1845, 3567, 4861, 5945, 10701, 14583, 17835, 24305, 43749, 53505, 72915, 140969, 199301, 218745, 422907, 597903, 704845, 996505, 1268721, 1793709, 2114535, 2989515, 5779729, 6343605, 8968545, 17339187, 28898645, 52017561, 86695935, 260087805]

約数ペア:

[(1, 260087805), (3, 86695935), (5, 52017561), (9, 28898645), (15, 17339187), (29, 8968545), (41, 6343605), (45, 5779729), (87, 2989515), (123, 2114535), (145, 1793709), (205, 1268721), (261, 996505), (369, 704845), (435, 597903), (615, 422907), (1189, 218745), (1305, 199301), (1845, 140969), (3567, 72915), (4861, 53505), (5945, 43749), (10701, 24305), (14583, 17835)]