51354485

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1913}}^1$

素因数の和:1997

約数の個数: 32

約数和(自身を含む): 77172480

約数和(自身を除く): 25817995

約数列:

[1, 5, 7, 13, 35, 59, 65, 91, 295, 413, 455, 767, 1913, 2065, 3835, 5369, 9565, 13391, 24869, 26845, 66955, 112867, 124345, 174083, 564335, 790069, 870415, 1467271, 3950345, 7336355, 10270897, 51354485]

約数ペア:

[(1, 51354485), (5, 10270897), (7, 7336355), (13, 3950345), (35, 1467271), (59, 870415), (65, 790069), (91, 564335), (295, 174083), (413, 124345), (455, 112867), (767, 66955), (1913, 26845), (2065, 24869), (3835, 13391), (5369, 9565)]