78467260

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3967}}^1$

素因数の和:4042

約数の個数: 48

約数和(自身を含む): 175988736

約数和(自身を除く): 97521476

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 92, 115, 172, 215, 230, 430, 460, 860, 989, 1978, 3956, 3967, 4945, 7934, 9890, 15868, 19780, 19835, 39670, 79340, 91241, 170581, 182482, 341162, 364964, 456205, 682324, 852905, 912410, 1705810, 1824820, 3411620, 3923363, 7846726, 15693452, 19616815, 39233630, 78467260]

約数ペア:

[(1, 78467260), (2, 39233630), (4, 19616815), (5, 15693452), (10, 7846726), (20, 3923363), (23, 3411620), (43, 1824820), (46, 1705810), (86, 912410), (92, 852905), (115, 682324), (172, 456205), (215, 364964), (230, 341162), (430, 182482), (460, 170581), (860, 91241), (989, 79340), (1978, 39670), (3956, 19835), (3967, 19780), (4945, 15868), (7934, 9890)]