319121855

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:300

約数の個数: 48

約数和(自身を含む): 435598560

約数和(自身を除く): 116476705

約数列:

[1, 5, 13, 37, 59, 65, 169, 173, 185, 295, 481, 767, 845, 865, 2183, 2249, 2405, 3835, 6253, 6401, 9971, 10207, 10915, 11245, 28379, 29237, 31265, 32005, 49855, 51035, 83213, 132691, 141895, 146185, 368927, 377659, 416065, 663455, 1081769, 1724983, 1844635, 1888295, 4909567, 5408845, 8624915, 24547835, 63824371, 319121855]

約数ペア:

[(1, 319121855), (5, 63824371), (13, 24547835), (37, 8624915), (59, 5408845), (65, 4909567), (169, 1888295), (173, 1844635), (185, 1724983), (295, 1081769), (481, 663455), (767, 416065), (845, 377659), (865, 368927), (2183, 146185), (2249, 141895), (2405, 132691), (3835, 83213), (6253, 51035), (6401, 49855), (9971, 32005), (10207, 31265), (10915, 29237), (11245, 28379)]