66499715

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:363

約数の個数: 32

約数和(自身を含む): 87521280

約数和(自身を除く): 21021565

約数列:

[1, 5, 19, 43, 73, 95, 215, 223, 365, 817, 1115, 1387, 3139, 4085, 4237, 6935, 9589, 15695, 16279, 21185, 47945, 59641, 81395, 182191, 298205, 309301, 699997, 910955, 1546505, 3499985, 13299943, 66499715]

約数ペア:

[(1, 66499715), (5, 13299943), (19, 3499985), (43, 1546505), (73, 910955), (95, 699997), (215, 309301), (223, 298205), (365, 182191), (817, 81395), (1115, 59641), (1387, 47945), (3139, 21185), (4085, 16279), (4237, 15695), (6935, 9589)]