78609232

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{19891}}^1$

素因数の和:19931

約数の個数: 40

約数和(自身を含む): 172662560

約数和(自身を除く): 94053328

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 19891, 39782, 79564, 159128, 258583, 318256, 377929, 517166, 755858, 1034332, 1511716, 2068664, 3023432, 4137328, 4913077, 6046864, 9826154, 19652308, 39304616, 78609232]

約数ペア:

[(1, 78609232), (2, 39304616), (4, 19652308), (8, 9826154), (13, 6046864), (16, 4913077), (19, 4137328), (26, 3023432), (38, 2068664), (52, 1511716), (76, 1034332), (104, 755858), (152, 517166), (208, 377929), (247, 318256), (304, 258583), (494, 159128), (988, 79564), (1976, 39782), (3952, 19891)]