80493405

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{4787}}^1$

素因数の和:4873

約数の個数: 32

約数和(自身を含む): 137894400

約数和(自身を除く): 57400995

約数列:

[1, 3, 5, 15, 19, 57, 59, 95, 177, 285, 295, 885, 1121, 3363, 4787, 5605, 14361, 16815, 23935, 71805, 90953, 272859, 282433, 454765, 847299, 1364295, 1412165, 4236495, 5366227, 16098681, 26831135, 80493405]

約数ペア:

[(1, 80493405), (3, 26831135), (5, 16098681), (15, 5366227), (19, 4236495), (57, 1412165), (59, 1364295), (95, 847299), (177, 454765), (285, 282433), (295, 272859), (885, 90953), (1121, 71805), (3363, 23935), (4787, 16815), (5605, 14361)]