31859025

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{73}}^1$

素因数の和:143

約数の個数: 72

約数和(自身を含む): 60891936

約数和(自身を除く): 29032911

約数列:

[1, 3, 5, 11, 15, 23, 25, 33, 55, 69, 73, 75, 115, 165, 219, 253, 275, 345, 365, 529, 575, 759, 803, 825, 1095, 1265, 1587, 1679, 1725, 1825, 2409, 2645, 3795, 4015, 5037, 5475, 5819, 6325, 7935, 8395, 12045, 13225, 17457, 18469, 18975, 20075, 25185, 29095, 38617, 39675, 41975, 55407, 60225, 87285, 92345, 115851, 125925, 145475, 193085, 277035, 424787, 436425, 461725, 579255, 965425, 1274361, 1385175, 2123935, 2896275, 6371805, 10619675, 31859025]

約数ペア:

[(1, 31859025), (3, 10619675), (5, 6371805), (11, 2896275), (15, 2123935), (23, 1385175), (25, 1274361), (33, 965425), (55, 579255), (69, 461725), (73, 436425), (75, 424787), (115, 277035), (165, 193085), (219, 145475), (253, 125925), (275, 115851), (345, 92345), (365, 87285), (529, 60225), (575, 55407), (759, 41975), (803, 39675), (825, 38617), (1095, 29095), (1265, 25185), (1587, 20075), (1679, 18975), (1725, 18469), (1825, 17457), (2409, 13225), (2645, 12045), (3795, 8395), (4015, 7935), (5037, 6325), (5475, 5819)]