87231590

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{3917}}^1$

素因数の和:4072

約数の個数: 32

約数和(自身を含む): 167565024

約数和(自身を除く): 80333434

約数列:

[1, 2, 5, 10, 17, 34, 85, 131, 170, 262, 655, 1310, 2227, 3917, 4454, 7834, 11135, 19585, 22270, 39170, 66589, 133178, 332945, 513127, 665890, 1026254, 2565635, 5131270, 8723159, 17446318, 43615795, 87231590]

約数ペア:

[(1, 87231590), (2, 43615795), (5, 17446318), (10, 8723159), (17, 5131270), (34, 2565635), (85, 1026254), (131, 665890), (170, 513127), (262, 332945), (655, 133178), (1310, 66589), (2227, 39170), (3917, 22270), (4454, 19585), (7834, 11135)]