2538749950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1289}}^1\times {\mathrm{3581}}^1$

素因数の和:4893

約数の個数: 48

約数和(自身を含む): 5156790480

約数和(自身を除く): 2618040530

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 1289, 2578, 3581, 6445, 7162, 12890, 14179, 17905, 28358, 32225, 35810, 39391, 64450, 70895, 78782, 89525, 141790, 179050, 196955, 354475, 393910, 708950, 984775, 1969550, 4615909, 9231818, 23079545, 46159090, 50774999, 101549998, 115397725, 230795450, 253874995, 507749990, 1269374975, 2538749950]

約数ペア:

[(1, 2538749950), (2, 1269374975), (5, 507749990), (10, 253874995), (11, 230795450), (22, 115397725), (25, 101549998), (50, 50774999), (55, 46159090), (110, 23079545), (275, 9231818), (550, 4615909), (1289, 1969550), (2578, 984775), (3581, 708950), (6445, 393910), (7162, 354475), (12890, 196955), (14179, 179050), (17905, 141790), (28358, 89525), (32225, 78782), (35810, 70895), (39391, 64450)]