72563836

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{317}}^1\times {\mathrm{643}}^1$

素因数の和:1053

約数の個数: 24

約数和(自身を含む): 129018960

約数和(自身を除く): 56455124

約数列:

[1, 2, 4, 89, 178, 317, 356, 634, 643, 1268, 1286, 2572, 28213, 56426, 57227, 112852, 114454, 203831, 228908, 407662, 815324, 18140959, 36281918, 72563836]

約数ペア:

[(1, 72563836), (2, 36281918), (4, 18140959), (89, 815324), (178, 407662), (317, 228908), (356, 203831), (634, 114454), (643, 112852), (1268, 57227), (1286, 56426), (2572, 28213)]