81615648

素因数分解:

$2^5\times 3^1\times {\mathrm{67}}^1\times {\mathrm{12689}}^1$

素因数の和:12769

約数の個数: 48

約数和(自身を含む): 217455840

約数和(自身を除く): 135840192

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 67, 96, 134, 201, 268, 402, 536, 804, 1072, 1608, 2144, 3216, 6432, 12689, 25378, 38067, 50756, 76134, 101512, 152268, 203024, 304536, 406048, 609072, 850163, 1218144, 1700326, 2550489, 3400652, 5100978, 6801304, 10201956, 13602608, 20403912, 27205216, 40807824, 81615648]

約数ペア:

[(1, 81615648), (2, 40807824), (3, 27205216), (4, 20403912), (6, 13602608), (8, 10201956), (12, 6801304), (16, 5100978), (24, 3400652), (32, 2550489), (48, 1700326), (67, 1218144), (96, 850163), (134, 609072), (201, 406048), (268, 304536), (402, 203024), (536, 152268), (804, 101512), (1072, 76134), (1608, 50756), (2144, 38067), (3216, 25378), (6432, 12689)]