72440048

素因数分解:

$2^4\times {\mathrm{503}}^1\times {\mathrm{9001}}^1$

素因数の和:9512

約数の個数: 20

約数和(自身を含む): 140647248

約数和(自身を除く): 68207200

約数列:

[1, 2, 4, 8, 16, 503, 1006, 2012, 4024, 8048, 9001, 18002, 36004, 72008, 144016, 4527503, 9055006, 18110012, 36220024, 72440048]

約数ペア:

[(1, 72440048), (2, 36220024), (4, 18110012), (8, 9055006), (16, 4527503), (503, 144016), (1006, 72008), (2012, 36004), (4024, 18002), (8048, 9001)]