87728830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{3491}}^1$

素因数の和:3864

約数の個数: 32

約数和(自身を含む): 181025280

約数和(自身を除く): 93296450

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 359, 718, 1795, 2513, 3491, 3590, 5026, 6982, 12565, 17455, 24437, 25130, 34910, 48874, 122185, 244370, 1253269, 2506538, 6266345, 8772883, 12532690, 17545766, 43864415, 87728830]

約数ペア:

[(1, 87728830), (2, 43864415), (5, 17545766), (7, 12532690), (10, 8772883), (14, 6266345), (35, 2506538), (70, 1253269), (359, 244370), (718, 122185), (1795, 48874), (2513, 34910), (3491, 25130), (3590, 24437), (5026, 17455), (6982, 12565)]