83689815

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 152409600

約数和(自身を除く): 68719785

約数列:

[1, 3, 5, 11, 15, 33, 41, 55, 89, 123, 139, 165, 205, 267, 417, 445, 451, 615, 695, 979, 1335, 1353, 1529, 2085, 2255, 2937, 3649, 4587, 4895, 5699, 6765, 7645, 10947, 12371, 14685, 17097, 18245, 22935, 28495, 37113, 40139, 54735, 61855, 62689, 85485, 120417, 136081, 185565, 188067, 200695, 313445, 408243, 507211, 602085, 680405, 940335, 1521633, 2041215, 2536055, 5579321, 7608165, 16737963, 27896605, 83689815]

約数ペア:

[(1, 83689815), (3, 27896605), (5, 16737963), (11, 7608165), (15, 5579321), (33, 2536055), (41, 2041215), (55, 1521633), (89, 940335), (123, 680405), (139, 602085), (165, 507211), (205, 408243), (267, 313445), (417, 200695), (445, 188067), (451, 185565), (615, 136081), (695, 120417), (979, 85485), (1335, 62689), (1353, 61855), (1529, 54735), (2085, 40139), (2255, 37113), (2937, 28495), (3649, 22935), (4587, 18245), (4895, 17097), (5699, 14685), (6765, 12371), (7645, 10947)]