138445510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{85991}}^1$

素因数の和:86028

約数の個数: 32

約数和(自身を含む): 297188352

約数和(自身を除く): 158742842

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 85991, 171982, 429955, 601937, 859910, 1203874, 1977793, 3009685, 3955586, 6019370, 9888965, 13844551, 19777930, 27689102, 69222755, 138445510]

約数ペア:

[(1, 138445510), (2, 69222755), (5, 27689102), (7, 19777930), (10, 13844551), (14, 9888965), (23, 6019370), (35, 3955586), (46, 3009685), (70, 1977793), (115, 1203874), (161, 859910), (230, 601937), (322, 429955), (805, 171982), (1610, 85991)]