80773784

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{613}}^1$

素因数の和:820

約数の個数: 64

約数和(自身を含む): 187736640

約数和(自身を除く): 106962856

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 181, 182, 362, 364, 613, 724, 728, 1226, 1267, 1448, 2353, 2452, 2534, 4291, 4706, 4904, 5068, 7969, 8582, 9412, 10136, 15938, 16471, 17164, 18824, 31876, 32942, 34328, 55783, 63752, 65884, 110953, 111566, 131768, 221906, 223132, 443812, 446264, 776671, 887624, 1442389, 1553342, 2884778, 3106684, 5769556, 6213368, 10096723, 11539112, 20193446, 40386892, 80773784]

約数ペア:

[(1, 80773784), (2, 40386892), (4, 20193446), (7, 11539112), (8, 10096723), (13, 6213368), (14, 5769556), (26, 3106684), (28, 2884778), (52, 1553342), (56, 1442389), (91, 887624), (104, 776671), (181, 446264), (182, 443812), (362, 223132), (364, 221906), (613, 131768), (724, 111566), (728, 110953), (1226, 65884), (1267, 63752), (1448, 55783), (2353, 34328), (2452, 32942), (2534, 31876), (4291, 18824), (4706, 17164), (4904, 16471), (5068, 15938), (7969, 10136), (8582, 9412)]