131176210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{13399}}^1$

素因数の和:13506

約数の個数: 32

約数和(自身を含む): 260496000

約数和(自身を除く): 129319790

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1958, 4895, 9790, 13399, 26798, 66995, 133990, 147389, 294778, 736945, 1192511, 1473890, 2385022, 5962555, 11925110, 13117621, 26235242, 65588105, 131176210]

約数ペア:

[(1, 131176210), (2, 65588105), (5, 26235242), (10, 13117621), (11, 11925110), (22, 5962555), (55, 2385022), (89, 1473890), (110, 1192511), (178, 736945), (445, 294778), (890, 147389), (979, 133990), (1958, 66995), (4895, 26798), (9790, 13399)]