87129505

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{6529}}^1$

素因数の和:6708

約数の個数: 16

約数和(自身を含む): 111427920

約数和(自身を除く): 24298415

約数列:

[1, 5, 17, 85, 157, 785, 2669, 6529, 13345, 32645, 110993, 554965, 1025053, 5125265, 17425901, 87129505]

約数ペア:

[(1, 87129505), (5, 17425901), (17, 5125265), (85, 1025053), (157, 554965), (785, 110993), (2669, 32645), (6529, 13345)]