72885776

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{27947}}^1$

素因数の和:28118

約数の個数: 20

約数和(自身を含む): 142087632

約数和(自身を除く): 69201856

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 27947, 55894, 111788, 223576, 447152, 4555361, 9110722, 18221444, 36442888, 72885776]

約数ペア:

[(1, 72885776), (2, 36442888), (4, 18221444), (8, 9110722), (16, 4555361), (163, 447152), (326, 223576), (652, 111788), (1304, 55894), (2608, 27947)]