25157240

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{4801}}^1$

素因数の和:4943

約数の個数: 32

約数和(自身を含む): 57047760

約数和(自身を除く): 31890520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 4801, 5240, 9602, 19204, 24005, 38408, 48010, 96020, 192040, 628931, 1257862, 2515724, 3144655, 5031448, 6289310, 12578620, 25157240]

約数ペア:

[(1, 25157240), (2, 12578620), (4, 6289310), (5, 5031448), (8, 3144655), (10, 2515724), (20, 1257862), (40, 628931), (131, 192040), (262, 96020), (524, 48010), (655, 38408), (1048, 24005), (1310, 19204), (2620, 9602), (4801, 5240)]