25412380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{25931}}^1$

素因数の和:25954

約数の個数: 36

約数和(自身を含む): 62081208

約数和(自身を除く): 36668828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 25931, 51862, 103724, 129655, 181517, 259310, 363034, 518620, 726068, 907585, 1270619, 1815170, 2541238, 3630340, 5082476, 6353095, 12706190, 25412380]

約数ペア:

[(1, 25412380), (2, 12706190), (4, 6353095), (5, 5082476), (7, 3630340), (10, 2541238), (14, 1815170), (20, 1270619), (28, 907585), (35, 726068), (49, 518620), (70, 363034), (98, 259310), (140, 181517), (196, 129655), (245, 103724), (490, 51862), (980, 25931)]