31268380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{29}}^2$

素因数の和:104

約数の個数: 108

約数和(自身を含む): 80334072

約数和(自身を除く): 49065692

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 29, 44, 52, 55, 58, 65, 110, 116, 130, 143, 145, 169, 220, 260, 286, 290, 319, 338, 377, 572, 580, 638, 676, 715, 754, 841, 845, 1276, 1430, 1508, 1595, 1682, 1690, 1859, 1885, 2860, 3190, 3364, 3380, 3718, 3770, 4147, 4205, 4901, 6380, 7436, 7540, 8294, 8410, 9251, 9295, 9802, 10933, 16588, 16820, 18502, 18590, 19604, 20735, 21866, 24505, 37004, 37180, 41470, 43732, 46255, 49010, 53911, 54665, 82940, 92510, 98020, 107822, 109330, 120263, 142129, 185020, 215644, 218660, 240526, 269555, 284258, 481052, 539110, 568516, 601315, 710645, 1078220, 1202630, 1421290, 1563419, 2405260, 2842580, 3126838, 6253676, 7817095, 15634190, 31268380]

約数ペア:

[(1, 31268380), (2, 15634190), (4, 7817095), (5, 6253676), (10, 3126838), (11, 2842580), (13, 2405260), (20, 1563419), (22, 1421290), (26, 1202630), (29, 1078220), (44, 710645), (52, 601315), (55, 568516), (58, 539110), (65, 481052), (110, 284258), (116, 269555), (130, 240526), (143, 218660), (145, 215644), (169, 185020), (220, 142129), (260, 120263), (286, 109330), (290, 107822), (319, 98020), (338, 92510), (377, 82940), (572, 54665), (580, 53911), (638, 49010), (676, 46255), (715, 43732), (754, 41470), (841, 37180), (845, 37004), (1276, 24505), (1430, 21866), (1508, 20735), (1595, 19604), (1682, 18590), (1690, 18502), (1859, 16820), (1885, 16588), (2860, 10933), (3190, 9802), (3364, 9295), (3380, 9251), (3718, 8410), (3770, 8294), (4147, 7540), (4205, 7436), (4901, 6380)]