79070140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{457}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 171277344

約数和(自身を除く): 92207204

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 211, 410, 422, 457, 820, 844, 914, 1055, 1828, 2110, 2285, 4220, 4570, 8651, 9140, 17302, 18737, 34604, 37474, 43255, 74948, 86510, 93685, 96427, 173020, 187370, 192854, 374740, 385708, 482135, 964270, 1928540, 3953507, 7907014, 15814028, 19767535, 39535070, 79070140]

約数ペア:

[(1, 79070140), (2, 39535070), (4, 19767535), (5, 15814028), (10, 7907014), (20, 3953507), (41, 1928540), (82, 964270), (164, 482135), (205, 385708), (211, 374740), (410, 192854), (422, 187370), (457, 173020), (820, 96427), (844, 93685), (914, 86510), (1055, 74948), (1828, 43255), (2110, 37474), (2285, 34604), (4220, 18737), (4570, 17302), (8651, 9140)]