25001230

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1531}}^1$

素因数の和:1632

約数の個数: 32

約数和(自身を含む): 47651328

約数和(自身を除く): 22650098

約数列:

[1, 2, 5, 10, 23, 46, 71, 115, 142, 230, 355, 710, 1531, 1633, 3062, 3266, 7655, 8165, 15310, 16330, 35213, 70426, 108701, 176065, 217402, 352130, 543505, 1087010, 2500123, 5000246, 12500615, 25001230]

約数ペア:

[(1, 25001230), (2, 12500615), (5, 5000246), (10, 2500123), (23, 1087010), (46, 543505), (71, 352130), (115, 217402), (142, 176065), (230, 108701), (355, 70426), (710, 35213), (1531, 16330), (1633, 15310), (3062, 8165), (3266, 7655)]