128544470

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{2837}}^1$

素因数の和:3064

約数の個数: 32

約数和(自身を含む): 242751168

約数和(自身を除く): 114206698

約数列:

[1, 2, 5, 10, 23, 46, 115, 197, 230, 394, 985, 1970, 2837, 4531, 5674, 9062, 14185, 22655, 28370, 45310, 65251, 130502, 326255, 558889, 652510, 1117778, 2794445, 5588890, 12854447, 25708894, 64272235, 128544470]

約数ペア:

[(1, 128544470), (2, 64272235), (5, 25708894), (10, 12854447), (23, 5588890), (46, 2794445), (115, 1117778), (197, 652510), (230, 558889), (394, 326255), (985, 130502), (1970, 65251), (2837, 45310), (4531, 28370), (5674, 22655), (9062, 14185)]