25727728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3343}}^1$

素因数の和:3401

約数の個数: 40

約数和(自身を含む): 55149248

約数和(自身を除く): 29421520

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 74, 104, 148, 208, 296, 481, 592, 962, 1924, 3343, 3848, 6686, 7696, 13372, 26744, 43459, 53488, 86918, 123691, 173836, 247382, 347672, 494764, 695344, 989528, 1607983, 1979056, 3215966, 6431932, 12863864, 25727728]

約数ペア:

[(1, 25727728), (2, 12863864), (4, 6431932), (8, 3215966), (13, 1979056), (16, 1607983), (26, 989528), (37, 695344), (52, 494764), (74, 347672), (104, 247382), (148, 173836), (208, 123691), (296, 86918), (481, 53488), (592, 43459), (962, 26744), (1924, 13372), (3343, 7696), (3848, 6686)]