80342556

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{983}}^1$

素因数の和:1143

約数の個数: 72

約数和(自身を含む): 219864960

約数和(自身を除く): 139522404

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 139, 147, 196, 278, 294, 417, 556, 588, 834, 973, 983, 1668, 1946, 1966, 2919, 2949, 3892, 3932, 5838, 5898, 6811, 6881, 11676, 11796, 13622, 13762, 20433, 20643, 27244, 27524, 40866, 41286, 48167, 81732, 82572, 96334, 136637, 144501, 192668, 273274, 289002, 409911, 546548, 578004, 819822, 956459, 1639644, 1912918, 2869377, 3825836, 5738754, 6695213, 11477508, 13390426, 20085639, 26780852, 40171278, 80342556]

約数ペア:

[(1, 80342556), (2, 40171278), (3, 26780852), (4, 20085639), (6, 13390426), (7, 11477508), (12, 6695213), (14, 5738754), (21, 3825836), (28, 2869377), (42, 1912918), (49, 1639644), (84, 956459), (98, 819822), (139, 578004), (147, 546548), (196, 409911), (278, 289002), (294, 273274), (417, 192668), (556, 144501), (588, 136637), (834, 96334), (973, 82572), (983, 81732), (1668, 48167), (1946, 41286), (1966, 40866), (2919, 27524), (2949, 27244), (3892, 20643), (3932, 20433), (5838, 13762), (5898, 13622), (6811, 11796), (6881, 11676)]