53945720

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{20129}}^1$

素因数の和:20207

約数の個数: 32

約数和(自身を含む): 123195600

約数和(自身を除く): 69249880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 20129, 40258, 80516, 100645, 161032, 201290, 402580, 805160, 1348643, 2697286, 5394572, 6743215, 10789144, 13486430, 26972860, 53945720]

約数ペア:

[(1, 53945720), (2, 26972860), (4, 13486430), (5, 10789144), (8, 6743215), (10, 5394572), (20, 2697286), (40, 1348643), (67, 805160), (134, 402580), (268, 201290), (335, 161032), (536, 100645), (670, 80516), (1340, 40258), (2680, 20129)]