25219810

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{4679}}^1$

素因数の和:4711

約数の個数: 48

約数和(自身を含む): 57620160

約数和(自身を除く): 32400350

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 385, 490, 539, 770, 1078, 2695, 4679, 5390, 9358, 23395, 32753, 46790, 51469, 65506, 102938, 163765, 229271, 257345, 327530, 360283, 458542, 514690, 720566, 1146355, 1801415, 2292710, 2521981, 3602830, 5043962, 12609905, 25219810]

約数ペア:

[(1, 25219810), (2, 12609905), (5, 5043962), (7, 3602830), (10, 2521981), (11, 2292710), (14, 1801415), (22, 1146355), (35, 720566), (49, 514690), (55, 458542), (70, 360283), (77, 327530), (98, 257345), (110, 229271), (154, 163765), (245, 102938), (385, 65506), (490, 51469), (539, 46790), (770, 32753), (1078, 23395), (2695, 9358), (4679, 5390)]