131719350

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{17921}}^1$

素因数の和:17950

約数の個数: 72

約数和(自身を含む): 380018088

約数和(自身を除く): 248298738

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 98, 105, 147, 150, 175, 210, 245, 294, 350, 490, 525, 735, 1050, 1225, 1470, 2450, 3675, 7350, 17921, 35842, 53763, 89605, 107526, 125447, 179210, 250894, 268815, 376341, 448025, 537630, 627235, 752682, 878129, 896050, 1254470, 1344075, 1756258, 1881705, 2634387, 2688150, 3136175, 3763410, 4390645, 5268774, 6272350, 8781290, 9408525, 13171935, 18817050, 21953225, 26343870, 43906450, 65859675, 131719350]

約数ペア:

[(1, 131719350), (2, 65859675), (3, 43906450), (5, 26343870), (6, 21953225), (7, 18817050), (10, 13171935), (14, 9408525), (15, 8781290), (21, 6272350), (25, 5268774), (30, 4390645), (35, 3763410), (42, 3136175), (49, 2688150), (50, 2634387), (70, 1881705), (75, 1756258), (98, 1344075), (105, 1254470), (147, 896050), (150, 878129), (175, 752682), (210, 627235), (245, 537630), (294, 448025), (350, 376341), (490, 268815), (525, 250894), (735, 179210), (1050, 125447), (1225, 107526), (1470, 89605), (2450, 53763), (3675, 35842), (7350, 17921)]