31140272

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:401

約数の個数: 40

約数和(自身を含む): 61871040

約数和(自身を除く): 30730768

約数列:

[1, 2, 4, 8, 16, 83, 131, 166, 179, 262, 332, 358, 524, 664, 716, 1048, 1328, 1432, 2096, 2864, 10873, 14857, 21746, 23449, 29714, 43492, 46898, 59428, 86984, 93796, 118856, 173968, 187592, 237712, 375184, 1946267, 3892534, 7785068, 15570136, 31140272]

約数ペア:

[(1, 31140272), (2, 15570136), (4, 7785068), (8, 3892534), (16, 1946267), (83, 375184), (131, 237712), (166, 187592), (179, 173968), (262, 118856), (332, 93796), (358, 86984), (524, 59428), (664, 46898), (716, 43492), (1048, 29714), (1328, 23449), (1432, 21746), (2096, 14857), (2864, 10873)]