89778088

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{1697}}^1$

素因数の和:2109

約数の個数: 32

約数和(自身を含む): 178799400

約数和(自身を除く): 89021312

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 389, 778, 1556, 1697, 3112, 3394, 6613, 6788, 13226, 13576, 26452, 28849, 52904, 57698, 115396, 230792, 660133, 1320266, 2640532, 5281064, 11222261, 22444522, 44889044, 89778088]

約数ペア:

[(1, 89778088), (2, 44889044), (4, 22444522), (8, 11222261), (17, 5281064), (34, 2640532), (68, 1320266), (136, 660133), (389, 230792), (778, 115396), (1556, 57698), (1697, 52904), (3112, 28849), (3394, 26452), (6613, 13576), (6788, 13226)]