25619626880

素因数分解:

$2^7\times 5^1\times {\mathrm{40030667}}^1$

素因数の和:40030686

約数の個数: 32

約数和(自身を含む): 61246922040

約数和(自身を除く): 35627295160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 40030667, 80061334, 160122668, 200153335, 320245336, 400306670, 640490672, 800613340, 1280981344, 1601226680, 2561962688, 3202453360, 5123925376, 6404906720, 12809813440, 25619626880]

約数ペア:

[(1, 25619626880), (2, 12809813440), (4, 6404906720), (5, 5123925376), (8, 3202453360), (10, 2561962688), (16, 1601226680), (20, 1280981344), (32, 800613340), (40, 640490672), (64, 400306670), (80, 320245336), (128, 200153335), (160, 160122668), (320, 80061334), (640, 40030667)]