135720560

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{25321}}^1$

素因数の和:25401

約数の個数: 40

約数和(自身を含む): 320272656

約数和(自身を除く): 184552096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 25321, 50642, 101284, 126605, 202568, 253210, 405136, 506420, 1012840, 1696507, 2025680, 3393014, 6786028, 8482535, 13572056, 16965070, 27144112, 33930140, 67860280, 135720560]

約数ペア:

[(1, 135720560), (2, 67860280), (4, 33930140), (5, 27144112), (8, 16965070), (10, 13572056), (16, 8482535), (20, 6786028), (40, 3393014), (67, 2025680), (80, 1696507), (134, 1012840), (268, 506420), (335, 405136), (536, 253210), (670, 202568), (1072, 126605), (1340, 101284), (2680, 50642), (5360, 25321)]