72545812

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{255443}}^1$

素因数の和:255518

約数の個数: 12

約数和(自身を含む): 128743776

約数和(自身を除く): 56197964

約数列:

[1, 2, 4, 71, 142, 284, 255443, 510886, 1021772, 18136453, 36272906, 72545812]

約数ペア:

[(1, 72545812), (2, 36272906), (4, 18136453), (71, 1021772), (142, 510886), (284, 255443)]