49921231490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20521}}^1\times {\mathrm{18713}}^1$

素因数の和:39254

約数の個数: 32

約数和(自身を含む): 96780274416

約数和(自身を除く): 46859042926

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 18713, 20521, 37426, 41042, 93565, 102605, 187130, 205210, 243269, 266773, 486538, 533546, 1216345, 1333865, 2432690, 2667730, 384009473, 768018946, 1920047365, 3840094730, 4992123149, 9984246298, 24960615745, 49921231490]

約数ペア:

[(1, 49921231490), (2, 24960615745), (5, 9984246298), (10, 4992123149), (13, 3840094730), (26, 1920047365), (65, 768018946), (130, 384009473), (18713, 2667730), (20521, 2432690), (37426, 1333865), (41042, 1216345), (93565, 533546), (102605, 486538), (187130, 266773), (205210, 243269)]