80771812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1223}}^1$

素因数の和:1336

約数の個数: 48

約数和(自身を含む): 164505600

約数和(自身を除く): 83733788

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 79, 158, 209, 316, 418, 836, 869, 1223, 1501, 1738, 2446, 3002, 3476, 4892, 6004, 13453, 16511, 23237, 26906, 33022, 46474, 53812, 66044, 92948, 96617, 193234, 255607, 386468, 511214, 1022428, 1062787, 1835723, 2125574, 3671446, 4251148, 7342892, 20192953, 40385906, 80771812]

約数ペア:

[(1, 80771812), (2, 40385906), (4, 20192953), (11, 7342892), (19, 4251148), (22, 3671446), (38, 2125574), (44, 1835723), (76, 1062787), (79, 1022428), (158, 511214), (209, 386468), (316, 255607), (418, 193234), (836, 96617), (869, 92948), (1223, 66044), (1501, 53812), (1738, 46474), (2446, 33022), (3002, 26906), (3476, 23237), (4892, 16511), (6004, 13453)]