127779025

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{797}}^1$

素因数の和:882

約数の個数: 36

約数和(自身を含む): 177668316

約数和(自身を除く): 49889291

約数列:

[1, 5, 11, 25, 53, 55, 121, 265, 275, 583, 605, 797, 1325, 2915, 3025, 3985, 6413, 8767, 14575, 19925, 32065, 42241, 43835, 96437, 160325, 211205, 219175, 464651, 482185, 1056025, 2323255, 2410925, 5111161, 11616275, 25555805, 127779025]

約数ペア:

[(1, 127779025), (5, 25555805), (11, 11616275), (25, 5111161), (53, 2410925), (55, 2323255), (121, 1056025), (265, 482185), (275, 464651), (583, 219175), (605, 211205), (797, 160325), (1325, 96437), (2915, 43835), (3025, 42241), (3985, 32065), (6413, 19925), (8767, 14575)]