78821644

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1097}}^1$

素因数の和:1206

約数の個数: 48

約数和(自身を含む): 159376896

約数和(自身を除く): 80555252

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 71, 92, 142, 253, 284, 506, 781, 1012, 1097, 1562, 1633, 2194, 3124, 3266, 4388, 6532, 12067, 17963, 24134, 25231, 35926, 48268, 50462, 71852, 77887, 100924, 155774, 277541, 311548, 555082, 856757, 1110164, 1713514, 1791401, 3427028, 3582802, 7165604, 19705411, 39410822, 78821644]

約数ペア:

[(1, 78821644), (2, 39410822), (4, 19705411), (11, 7165604), (22, 3582802), (23, 3427028), (44, 1791401), (46, 1713514), (71, 1110164), (92, 856757), (142, 555082), (253, 311548), (284, 277541), (506, 155774), (781, 100924), (1012, 77887), (1097, 71852), (1562, 50462), (1633, 48268), (2194, 35926), (3124, 25231), (3266, 24134), (4388, 17963), (6532, 12067)]