254441825

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{233}}^1$

素因数の和:303

約数の個数: 54

約数和(自身を含む): 367581942

約数和(自身を除く): 113140117

約数列:

[1, 5, 11, 19, 25, 55, 95, 121, 209, 233, 275, 361, 475, 605, 1045, 1165, 1805, 2299, 2563, 3025, 3971, 4427, 5225, 5825, 9025, 11495, 12815, 19855, 22135, 28193, 43681, 48697, 57475, 64075, 84113, 99275, 110675, 140965, 218405, 243485, 420565, 535667, 704825, 925243, 1092025, 1217425, 2102825, 2678335, 4626215, 10177673, 13391675, 23131075, 50888365, 254441825]

約数ペア:

[(1, 254441825), (5, 50888365), (11, 23131075), (19, 13391675), (25, 10177673), (55, 4626215), (95, 2678335), (121, 2102825), (209, 1217425), (233, 1092025), (275, 925243), (361, 704825), (475, 535667), (605, 420565), (1045, 243485), (1165, 218405), (1805, 140965), (2299, 110675), (2563, 99275), (3025, 84113), (3971, 64075), (4427, 57475), (5225, 48697), (5825, 43681), (9025, 28193), (11495, 22135), (12815, 19855)]