25999125

素因数分解:

$3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:167

約数の個数: 64

約数和(自身を含む): 47174400

約数和(自身を除く): 21175275

約数列:

[1, 3, 5, 15, 19, 25, 41, 57, 75, 89, 95, 123, 125, 205, 267, 285, 375, 445, 475, 615, 779, 1025, 1335, 1425, 1691, 2225, 2337, 2375, 3075, 3649, 3895, 5073, 5125, 6675, 7125, 8455, 10947, 11125, 11685, 15375, 18245, 19475, 25365, 33375, 42275, 54735, 58425, 69331, 91225, 97375, 126825, 207993, 211375, 273675, 292125, 346655, 456125, 634125, 1039965, 1368375, 1733275, 5199825, 8666375, 25999125]

約数ペア:

[(1, 25999125), (3, 8666375), (5, 5199825), (15, 1733275), (19, 1368375), (25, 1039965), (41, 634125), (57, 456125), (75, 346655), (89, 292125), (95, 273675), (123, 211375), (125, 207993), (205, 126825), (267, 97375), (285, 91225), (375, 69331), (445, 58425), (475, 54735), (615, 42275), (779, 33375), (1025, 25365), (1335, 19475), (1425, 18245), (1691, 15375), (2225, 11685), (2337, 11125), (2375, 10947), (3075, 8455), (3649, 7125), (3895, 6675), (5073, 5125)]