164499295

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 210051072

約数和(自身を除く): 45551777

約数列:

[1, 5, 43, 47, 73, 215, 223, 235, 365, 1115, 2021, 3139, 3431, 9589, 10105, 10481, 15695, 16279, 17155, 47945, 52405, 81395, 147533, 450683, 699997, 737665, 765113, 2253415, 3499985, 3825565, 32899859, 164499295]

約数ペア:

[(1, 164499295), (5, 32899859), (43, 3825565), (47, 3499985), (73, 2253415), (215, 765113), (223, 737665), (235, 699997), (365, 450683), (1115, 147533), (2021, 81395), (3139, 52405), (3431, 47945), (9589, 17155), (10105, 16279), (10481, 15695)]