80996778

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{461}}^1$

素因数の和:739

約数の個数: 48

約数和(自身を含む): 180756576

約数和(自身を除く): 99759798

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 227, 258, 387, 454, 461, 681, 774, 922, 1362, 1383, 2043, 2766, 4086, 4149, 8298, 9761, 19522, 19823, 29283, 39646, 58566, 59469, 87849, 104647, 118938, 175698, 178407, 209294, 313941, 356814, 627882, 941823, 1883646, 4499821, 8999642, 13499463, 26998926, 40498389, 80996778]

約数ペア:

[(1, 80996778), (2, 40498389), (3, 26998926), (6, 13499463), (9, 8999642), (18, 4499821), (43, 1883646), (86, 941823), (129, 627882), (227, 356814), (258, 313941), (387, 209294), (454, 178407), (461, 175698), (681, 118938), (774, 104647), (922, 87849), (1362, 59469), (1383, 58566), (2043, 39646), (2766, 29283), (4086, 19823), (4149, 19522), (8298, 9761)]