25029488

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2003}}^1$

素因数の和:2093

約数の個数: 40

約数和(自身を含む): 53675136

約数和(自身を除く): 28645648

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 71, 88, 142, 176, 284, 568, 781, 1136, 1562, 2003, 3124, 4006, 6248, 8012, 12496, 16024, 22033, 32048, 44066, 88132, 142213, 176264, 284426, 352528, 568852, 1137704, 1564343, 2275408, 3128686, 6257372, 12514744, 25029488]

約数ペア:

[(1, 25029488), (2, 12514744), (4, 6257372), (8, 3128686), (11, 2275408), (16, 1564343), (22, 1137704), (44, 568852), (71, 352528), (88, 284426), (142, 176264), (176, 142213), (284, 88132), (568, 44066), (781, 32048), (1136, 22033), (1562, 16024), (2003, 12496), (3124, 8012), (4006, 6248)]