78405328

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{168977}}^1$

素因数の和:169014

約数の個数: 20

約数和(自身を含む): 157149540

約数和(自身を除く): 78744212

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 168977, 337954, 675908, 1351816, 2703632, 4900333, 9800666, 19601332, 39202664, 78405328]

約数ペア:

[(1, 78405328), (2, 39202664), (4, 19601332), (8, 9800666), (16, 4900333), (29, 2703632), (58, 1351816), (116, 675908), (232, 337954), (464, 168977)]