289053875

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{659}}^1$

素因数の和:725

約数の個数: 48

約数和(自身を含む): 410810400

約数和(自身を除く): 121756525

約数列:

[1, 5, 11, 25, 29, 55, 121, 125, 145, 275, 319, 605, 659, 725, 1375, 1595, 3025, 3295, 3509, 3625, 7249, 7975, 15125, 16475, 17545, 19111, 36245, 39875, 79739, 82375, 87725, 95555, 181225, 210221, 398695, 438625, 477775, 906125, 1051105, 1993475, 2312431, 2388875, 5255525, 9967375, 11562155, 26277625, 57810775, 289053875]

約数ペア:

[(1, 289053875), (5, 57810775), (11, 26277625), (25, 11562155), (29, 9967375), (55, 5255525), (121, 2388875), (125, 2312431), (145, 1993475), (275, 1051105), (319, 906125), (605, 477775), (659, 438625), (725, 398695), (1375, 210221), (1595, 181225), (3025, 95555), (3295, 87725), (3509, 82375), (3625, 79739), (7249, 39875), (7975, 36245), (15125, 19111), (16475, 17545)]