80959540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{4093}}^1$

素因数の和:4168

約数の個数: 48

約数和(自身を含む): 181577088

約数和(自身を除く): 100617548

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 92, 115, 172, 215, 230, 430, 460, 860, 989, 1978, 3956, 4093, 4945, 8186, 9890, 16372, 19780, 20465, 40930, 81860, 94139, 175999, 188278, 351998, 376556, 470695, 703996, 879995, 941390, 1759990, 1882780, 3519980, 4047977, 8095954, 16191908, 20239885, 40479770, 80959540]

約数ペア:

[(1, 80959540), (2, 40479770), (4, 20239885), (5, 16191908), (10, 8095954), (20, 4047977), (23, 3519980), (43, 1882780), (46, 1759990), (86, 941390), (92, 879995), (115, 703996), (172, 470695), (215, 376556), (230, 351998), (430, 188278), (460, 175999), (860, 94139), (989, 81860), (1978, 40930), (3956, 20465), (4093, 19780), (4945, 16372), (8186, 9890)]