1925990785

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{8191}}^1$

素因数の和:8305

約数の個数: 32

約数和(自身を含む): 2510290944

約数和(自身を除く): 584300159

約数列:

[1, 5, 31, 37, 41, 155, 185, 205, 1147, 1271, 1517, 5735, 6355, 7585, 8191, 40955, 47027, 235135, 253921, 303067, 335831, 1269605, 1515335, 1679155, 9395077, 10410761, 12425747, 46975385, 52053805, 62128735, 385198157, 1925990785]

約数ペア:

[(1, 1925990785), (5, 385198157), (31, 62128735), (37, 52053805), (41, 46975385), (155, 12425747), (185, 10410761), (205, 9395077), (1147, 1679155), (1271, 1515335), (1517, 1269605), (5735, 335831), (6355, 303067), (7585, 253921), (8191, 235135), (40955, 47027)]