25728225

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{1187}}^1$

素因数の和:1234

約数の個数: 36

約数和(自身を含む): 45224784

約数和(自身を除く): 19496559

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 289, 425, 867, 1187, 1275, 1445, 3561, 4335, 5935, 7225, 17805, 20179, 21675, 29675, 60537, 89025, 100895, 302685, 343043, 504475, 1029129, 1513425, 1715215, 5145645, 8576075, 25728225]

約数ペア:

[(1, 25728225), (3, 8576075), (5, 5145645), (15, 1715215), (17, 1513425), (25, 1029129), (51, 504475), (75, 343043), (85, 302685), (255, 100895), (289, 89025), (425, 60537), (867, 29675), (1187, 21675), (1275, 20179), (1445, 17805), (3561, 7225), (4335, 5935)]