81980064

素因数分解:

$2^5\times 3^2\times {\mathrm{281}}^1\times {\mathrm{1013}}^1$

素因数の和:1310

約数の個数: 72

約数和(自身を含む): 234191412

約数和(自身を除く): 152211348

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 281, 288, 562, 843, 1013, 1124, 1686, 2026, 2248, 2529, 3039, 3372, 4052, 4496, 5058, 6078, 6744, 8104, 8992, 9117, 10116, 12156, 13488, 16208, 18234, 20232, 24312, 26976, 32416, 36468, 40464, 48624, 72936, 80928, 97248, 145872, 284653, 291744, 569306, 853959, 1138612, 1707918, 2277224, 2561877, 3415836, 4554448, 5123754, 6831672, 9108896, 10247508, 13663344, 20495016, 27326688, 40990032, 81980064]

約数ペア:

[(1, 81980064), (2, 40990032), (3, 27326688), (4, 20495016), (6, 13663344), (8, 10247508), (9, 9108896), (12, 6831672), (16, 5123754), (18, 4554448), (24, 3415836), (32, 2561877), (36, 2277224), (48, 1707918), (72, 1138612), (96, 853959), (144, 569306), (281, 291744), (288, 284653), (562, 145872), (843, 97248), (1013, 80928), (1124, 72936), (1686, 48624), (2026, 40464), (2248, 36468), (2529, 32416), (3039, 26976), (3372, 24312), (4052, 20232), (4496, 18234), (5058, 16208), (6078, 13488), (6744, 12156), (8104, 10116), (8992, 9117)]