61553320

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{6779}}^1$

素因数の和:7017

約数の個数: 32

約数和(自身を含む): 139125600

約数和(自身を除く): 77572280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 908, 1135, 1816, 2270, 4540, 6779, 9080, 13558, 27116, 33895, 54232, 67790, 135580, 271160, 1538833, 3077666, 6155332, 7694165, 12310664, 15388330, 30776660, 61553320]

約数ペア:

[(1, 61553320), (2, 30776660), (4, 15388330), (5, 12310664), (8, 7694165), (10, 6155332), (20, 3077666), (40, 1538833), (227, 271160), (454, 135580), (908, 67790), (1135, 54232), (1816, 33895), (2270, 27116), (4540, 13558), (6779, 9080)]