81790912

素因数分解:

$2^6\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2311}}^1$

素因数の和:2409

約数の個数: 56

約数和(自身を含む): 187919360

約数和(自身を除く): 106128448

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 79, 112, 158, 224, 316, 448, 553, 632, 1106, 1264, 2212, 2311, 2528, 4424, 4622, 5056, 8848, 9244, 16177, 17696, 18488, 32354, 35392, 36976, 64708, 73952, 129416, 147904, 182569, 258832, 365138, 517664, 730276, 1035328, 1277983, 1460552, 2555966, 2921104, 5111932, 5842208, 10223864, 11684416, 20447728, 40895456, 81790912]

約数ペア:

[(1, 81790912), (2, 40895456), (4, 20447728), (7, 11684416), (8, 10223864), (14, 5842208), (16, 5111932), (28, 2921104), (32, 2555966), (56, 1460552), (64, 1277983), (79, 1035328), (112, 730276), (158, 517664), (224, 365138), (316, 258832), (448, 182569), (553, 147904), (632, 129416), (1106, 73952), (1264, 64708), (2212, 36976), (2311, 35392), (2528, 32354), (4424, 18488), (4622, 17696), (5056, 16177), (8848, 9244)]