25575225

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1543}}^1$

素因数の和:1586

約数の個数: 48

約数和(自身を含む): 48246912

約数和(自身を除く): 22671687

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 195, 221, 255, 325, 425, 663, 975, 1105, 1275, 1543, 3315, 4629, 5525, 7715, 16575, 20059, 23145, 26231, 38575, 60177, 78693, 100295, 115725, 131155, 300885, 341003, 393465, 501475, 655775, 1023009, 1504425, 1705015, 1967325, 5115045, 8525075, 25575225]

約数ペア:

[(1, 25575225), (3, 8525075), (5, 5115045), (13, 1967325), (15, 1705015), (17, 1504425), (25, 1023009), (39, 655775), (51, 501475), (65, 393465), (75, 341003), (85, 300885), (195, 131155), (221, 115725), (255, 100295), (325, 78693), (425, 60177), (663, 38575), (975, 26231), (1105, 23145), (1275, 20059), (1543, 16575), (3315, 7715), (4629, 5525)]