64400168

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{14557}}^1$

素因数の和:14649

約数の個数: 32

約数和(自身を含む): 139756800

約数和(自身を除く): 75356632

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 14557, 29114, 58228, 101899, 116456, 203798, 407596, 815192, 1150003, 2300006, 4600012, 8050021, 9200024, 16100042, 32200084, 64400168]

約数ペア:

[(1, 64400168), (2, 32200084), (4, 16100042), (7, 9200024), (8, 8050021), (14, 4600012), (28, 2300006), (56, 1150003), (79, 815192), (158, 407596), (316, 203798), (553, 116456), (632, 101899), (1106, 58228), (2212, 29114), (4424, 14557)]