2013404900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{3389}}^1$

素因数の和:3873

約数の個数: 72

約数和(自身を含む): 4716859560

約数和(自身を除く): 2703454660

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 457, 650, 914, 1300, 1828, 2285, 3389, 4570, 5941, 6778, 9140, 11425, 11882, 13556, 16945, 22850, 23764, 29705, 33890, 44057, 45700, 59410, 67780, 84725, 88114, 118820, 148525, 169450, 176228, 220285, 297050, 338900, 440570, 594100, 881140, 1101425, 1548773, 2202850, 3097546, 4405700, 6195092, 7743865, 15487730, 20134049, 30975460, 38719325, 40268098, 77438650, 80536196, 100670245, 154877300, 201340490, 402680980, 503351225, 1006702450, 2013404900]

約数ペア:

[(1, 2013404900), (2, 1006702450), (4, 503351225), (5, 402680980), (10, 201340490), (13, 154877300), (20, 100670245), (25, 80536196), (26, 77438650), (50, 40268098), (52, 38719325), (65, 30975460), (100, 20134049), (130, 15487730), (260, 7743865), (325, 6195092), (457, 4405700), (650, 3097546), (914, 2202850), (1300, 1548773), (1828, 1101425), (2285, 881140), (3389, 594100), (4570, 440570), (5941, 338900), (6778, 297050), (9140, 220285), (11425, 176228), (11882, 169450), (13556, 148525), (16945, 118820), (22850, 88114), (23764, 84725), (29705, 67780), (33890, 59410), (44057, 45700)]