28637125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{353}}^1$

素因数の和:438

約数の個数: 32

約数和(自身を含む): 39761280

約数和(自身を除く): 11124155

約数列:

[1, 5, 11, 25, 55, 59, 125, 275, 295, 353, 649, 1375, 1475, 1765, 3245, 3883, 7375, 8825, 16225, 19415, 20827, 44125, 81125, 97075, 104135, 229097, 485375, 520675, 1145485, 2603375, 5727425, 28637125]

約数ペア:

[(1, 28637125), (5, 5727425), (11, 2603375), (25, 1145485), (55, 520675), (59, 485375), (125, 229097), (275, 104135), (295, 97075), (353, 81125), (649, 44125), (1375, 20827), (1475, 19415), (1765, 16225), (3245, 8825), (3883, 7375)]