66778856

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{1867}}^1$

素因数の和:2153

約数の個数: 32

約数和(自身を含む): 133151040

約数和(自身を除く): 66372184

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 263, 526, 1052, 1867, 2104, 3734, 4471, 7468, 8942, 14936, 17884, 31739, 35768, 63478, 126956, 253912, 491021, 982042, 1964084, 3928168, 8347357, 16694714, 33389428, 66778856]

約数ペア:

[(1, 66778856), (2, 33389428), (4, 16694714), (8, 8347357), (17, 3928168), (34, 1964084), (68, 982042), (136, 491021), (263, 253912), (526, 126956), (1052, 63478), (1867, 35768), (2104, 31739), (3734, 17884), (4471, 14936), (7468, 8942)]