102510920

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{13009}}^1$

素因数の和:13217

約数の個数: 32

約数和(自身を含む): 231838200

約数和(自身を除く): 129327280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7880, 13009, 26018, 52036, 65045, 104072, 130090, 260180, 520360, 2562773, 5125546, 10251092, 12813865, 20502184, 25627730, 51255460, 102510920]

約数ペア:

[(1, 102510920), (2, 51255460), (4, 25627730), (5, 20502184), (8, 12813865), (10, 10251092), (20, 5125546), (40, 2562773), (197, 520360), (394, 260180), (788, 130090), (985, 104072), (1576, 65045), (1970, 52036), (3940, 26018), (7880, 13009)]