78040175

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{997}}^1$

素因数の和:1139

約数の個数: 24

約数和(自身を含む): 100981632

約数和(自身を除く): 22941457

約数列:

[1, 5, 25, 31, 101, 155, 505, 775, 997, 2525, 3131, 4985, 15655, 24925, 30907, 78275, 100697, 154535, 503485, 772675, 2517425, 3121607, 15608035, 78040175]

約数ペア:

[(1, 78040175), (5, 15608035), (25, 3121607), (31, 2517425), (101, 772675), (155, 503485), (505, 154535), (775, 100697), (997, 78275), (2525, 30907), (3131, 24925), (4985, 15655)]