55213015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:160

約数の個数: 64

約数和(自身を含む): 83607552

約数和(自身を除く): 28394537

約数列:

[1, 5, 11, 13, 31, 47, 53, 55, 65, 143, 155, 235, 265, 341, 403, 517, 583, 611, 689, 715, 1457, 1643, 1705, 2015, 2491, 2585, 2915, 3055, 3445, 4433, 6721, 7285, 7579, 8215, 12455, 16027, 18073, 18941, 21359, 22165, 27401, 32383, 33605, 37895, 77221, 80135, 90365, 94705, 106795, 137005, 161915, 208351, 234949, 356213, 386105, 849431, 1003873, 1041755, 1174745, 1781065, 4247155, 5019365, 11042603, 55213015]

約数ペア:

[(1, 55213015), (5, 11042603), (11, 5019365), (13, 4247155), (31, 1781065), (47, 1174745), (53, 1041755), (55, 1003873), (65, 849431), (143, 386105), (155, 356213), (235, 234949), (265, 208351), (341, 161915), (403, 137005), (517, 106795), (583, 94705), (611, 90365), (689, 80135), (715, 77221), (1457, 37895), (1643, 33605), (1705, 32383), (2015, 27401), (2491, 22165), (2585, 21359), (2915, 18941), (3055, 18073), (3445, 16027), (4433, 12455), (6721, 8215), (7285, 7579)]