51096370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{409}}^1$

素因数の和:491

約数の個数: 48

約数和(自身を含む): 102596760

約数和(自身を除く): 51500390

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 409, 806, 818, 961, 1922, 2015, 2045, 4030, 4090, 4805, 5317, 9610, 10634, 12493, 12679, 24986, 25358, 26585, 53170, 62465, 63395, 124930, 126790, 164827, 329654, 393049, 786098, 824135, 1648270, 1965245, 3930490, 5109637, 10219274, 25548185, 51096370]

約数ペア:

[(1, 51096370), (2, 25548185), (5, 10219274), (10, 5109637), (13, 3930490), (26, 1965245), (31, 1648270), (62, 824135), (65, 786098), (130, 393049), (155, 329654), (310, 164827), (403, 126790), (409, 124930), (806, 63395), (818, 62465), (961, 53170), (1922, 26585), (2015, 25358), (2045, 24986), (4030, 12679), (4090, 12493), (4805, 10634), (5317, 9610)]