26461786880

素因数分解:

$2^8\times 5^1\times {\mathrm{20673271}}^1$

素因数の和:20673292

約数の個数: 36

約数和(自身を含む): 63384251952

約数和(自身を除く): 36922465072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 20673271, 41346542, 82693084, 103366355, 165386168, 206732710, 330772336, 413465420, 661544672, 826930840, 1323089344, 1653861680, 2646178688, 3307723360, 5292357376, 6615446720, 13230893440, 26461786880]

約数ペア:

[(1, 26461786880), (2, 13230893440), (4, 6615446720), (5, 5292357376), (8, 3307723360), (10, 2646178688), (16, 1653861680), (20, 1323089344), (32, 826930840), (40, 661544672), (64, 413465420), (80, 330772336), (128, 206732710), (160, 165386168), (256, 103366355), (320, 82693084), (640, 41346542), (1280, 20673271)]