81889056

素因数分解:

$2^5\times 3^5\times {\mathrm{10531}}^1$

素因数の和:10556

約数の個数: 72

約数和(自身を含む): 241519824

約数和(自身を除く): 159630768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 243, 288, 324, 432, 486, 648, 864, 972, 1296, 1944, 2592, 3888, 7776, 10531, 21062, 31593, 42124, 63186, 84248, 94779, 126372, 168496, 189558, 252744, 284337, 336992, 379116, 505488, 568674, 758232, 853011, 1010976, 1137348, 1516464, 1706022, 2274696, 2559033, 3032928, 3412044, 4549392, 5118066, 6824088, 9098784, 10236132, 13648176, 20472264, 27296352, 40944528, 81889056]

約数ペア:

[(1, 81889056), (2, 40944528), (3, 27296352), (4, 20472264), (6, 13648176), (8, 10236132), (9, 9098784), (12, 6824088), (16, 5118066), (18, 4549392), (24, 3412044), (27, 3032928), (32, 2559033), (36, 2274696), (48, 1706022), (54, 1516464), (72, 1137348), (81, 1010976), (96, 853011), (108, 758232), (144, 568674), (162, 505488), (216, 379116), (243, 336992), (288, 284337), (324, 252744), (432, 189558), (486, 168496), (648, 126372), (864, 94779), (972, 84248), (1296, 63186), (1944, 42124), (2592, 31593), (3888, 21062), (7776, 10531)]