25538888

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{419}}^1$

素因数の和:845

約数の個数: 32

約数和(自身を含む): 50652000

約数和(自身を除く): 25113112

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 401, 419, 802, 838, 1604, 1676, 3208, 3352, 7619, 7961, 15238, 15922, 30476, 31844, 60952, 63688, 168019, 336038, 672076, 1344152, 3192361, 6384722, 12769444, 25538888]

約数ペア:

[(1, 25538888), (2, 12769444), (4, 6384722), (8, 3192361), (19, 1344152), (38, 672076), (76, 336038), (152, 168019), (401, 63688), (419, 60952), (802, 31844), (838, 30476), (1604, 15922), (1676, 15238), (3208, 7961), (3352, 7619)]