31509718870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{60397}}^1$

素因数の和:60697

約数の個数: 64

約数和(自身を含む): 67317194880

約数和(自身を除く): 35807476010

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 257, 290, 406, 514, 1015, 1285, 1799, 2030, 2570, 3598, 7453, 8995, 14906, 17990, 37265, 52171, 60397, 74530, 104342, 120794, 260855, 301985, 422779, 521710, 603970, 845558, 1751513, 2113895, 3503026, 4227790, 8757565, 12260591, 15522029, 17515130, 24521182, 31044058, 61302955, 77610145, 108654203, 122605910, 155220290, 217308406, 450138841, 543271015, 900277682, 1086542030, 2250694205, 3150971887, 4501388410, 6301943774, 15754859435, 31509718870]

約数ペア:

[(1, 31509718870), (2, 15754859435), (5, 6301943774), (7, 4501388410), (10, 3150971887), (14, 2250694205), (29, 1086542030), (35, 900277682), (58, 543271015), (70, 450138841), (145, 217308406), (203, 155220290), (257, 122605910), (290, 108654203), (406, 77610145), (514, 61302955), (1015, 31044058), (1285, 24521182), (1799, 17515130), (2030, 15522029), (2570, 12260591), (3598, 8757565), (7453, 4227790), (8995, 3503026), (14906, 2113895), (17990, 1751513), (37265, 845558), (52171, 603970), (60397, 521710), (74530, 422779), (104342, 301985), (120794, 260855)]