42742645

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 60673536

約数和(自身を除く): 17930891

約数列:

[1, 5, 11, 31, 43, 53, 55, 121, 155, 215, 265, 341, 473, 583, 605, 1333, 1643, 1705, 2279, 2365, 2915, 3751, 5203, 6413, 6665, 8215, 11395, 14663, 18073, 18755, 25069, 26015, 32065, 70649, 73315, 90365, 125345, 161293, 198803, 275759, 353245, 777139, 806465, 994015, 1378795, 3885695, 8548529, 42742645]

約数ペア:

[(1, 42742645), (5, 8548529), (11, 3885695), (31, 1378795), (43, 994015), (53, 806465), (55, 777139), (121, 353245), (155, 275759), (215, 198803), (265, 161293), (341, 125345), (473, 90365), (583, 73315), (605, 70649), (1333, 32065), (1643, 26015), (1705, 25069), (2279, 18755), (2365, 18073), (2915, 14663), (3751, 11395), (5203, 8215), (6413, 6665)]