65137856

素因数分解:

$2^6\times 7^2\times {\mathrm{20771}}^1$

素因数の和:20797

約数の個数: 42

約数和(自身を含む): 150368508

約数和(自身を除く): 85230652

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 20771, 41542, 83084, 145397, 166168, 290794, 332336, 581588, 664672, 1017779, 1163176, 1329344, 2035558, 2326352, 4071116, 4652704, 8142232, 9305408, 16284464, 32568928, 65137856]

約数ペア:

[(1, 65137856), (2, 32568928), (4, 16284464), (7, 9305408), (8, 8142232), (14, 4652704), (16, 4071116), (28, 2326352), (32, 2035558), (49, 1329344), (56, 1163176), (64, 1017779), (98, 664672), (112, 581588), (196, 332336), (224, 290794), (392, 166168), (448, 145397), (784, 83084), (1568, 41542), (3136, 20771)]