89412890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{2237}}^1$

素因数の和:2822

約数の個数: 32

約数和(自身を含む): 184339584

約数和(自身を除く): 94926694

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 571, 1142, 2237, 2855, 3997, 4474, 5710, 7994, 11185, 15659, 19985, 22370, 31318, 39970, 78295, 156590, 1277327, 2554654, 6386635, 8941289, 12773270, 17882578, 44706445, 89412890]

約数ペア:

[(1, 89412890), (2, 44706445), (5, 17882578), (7, 12773270), (10, 8941289), (14, 6386635), (35, 2554654), (70, 1277327), (571, 156590), (1142, 78295), (2237, 39970), (2855, 31318), (3997, 22370), (4474, 19985), (5710, 15659), (7994, 11185)]