81251430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{208337}}^1$

素因数の和:208360

約数の個数: 32

約数和(自身を含む): 210004704

約数和(自身を除く): 128753274

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 208337, 416674, 625011, 1041685, 1250022, 2083370, 2708381, 3125055, 5416762, 6250110, 8125143, 13541905, 16250286, 27083810, 40625715, 81251430]

約数ペア:

[(1, 81251430), (2, 40625715), (3, 27083810), (5, 16250286), (6, 13541905), (10, 8125143), (13, 6250110), (15, 5416762), (26, 3125055), (30, 2708381), (39, 2083370), (65, 1250022), (78, 1041685), (130, 625011), (195, 416674), (390, 208337)]