81731016

素因数分解:

$2^3\times 3^2\times {\mathrm{229}}^1\times {\mathrm{4957}}^1$

素因数の和:5198

約数の個数: 48

約数和(自身を含む): 222366300

約数和(自身を除く): 140635284

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 229, 458, 687, 916, 1374, 1832, 2061, 2748, 4122, 4957, 5496, 8244, 9914, 14871, 16488, 19828, 29742, 39656, 44613, 59484, 89226, 118968, 178452, 356904, 1135153, 2270306, 3405459, 4540612, 6810918, 9081224, 10216377, 13621836, 20432754, 27243672, 40865508, 81731016]

約数ペア:

[(1, 81731016), (2, 40865508), (3, 27243672), (4, 20432754), (6, 13621836), (8, 10216377), (9, 9081224), (12, 6810918), (18, 4540612), (24, 3405459), (36, 2270306), (72, 1135153), (229, 356904), (458, 178452), (687, 118968), (916, 89226), (1374, 59484), (1832, 44613), (2061, 39656), (2748, 29742), (4122, 19828), (4957, 16488), (5496, 14871), (8244, 9914)]