66890164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{421}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 134418816

約数和(自身を除く): 67528652

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 157, 253, 314, 421, 506, 628, 842, 1012, 1684, 1727, 3454, 3611, 4631, 6908, 7222, 9262, 9683, 14444, 18524, 19366, 38732, 39721, 66097, 79442, 106513, 132194, 158884, 213026, 264388, 426052, 727067, 1454134, 1520231, 2908268, 3040462, 6080924, 16722541, 33445082, 66890164]

約数ペア:

[(1, 66890164), (2, 33445082), (4, 16722541), (11, 6080924), (22, 3040462), (23, 2908268), (44, 1520231), (46, 1454134), (92, 727067), (157, 426052), (253, 264388), (314, 213026), (421, 158884), (506, 132194), (628, 106513), (842, 79442), (1012, 66097), (1684, 39721), (1727, 38732), (3454, 19366), (3611, 18524), (4631, 14444), (6908, 9683), (7222, 9262)]