68004508

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1949}}^1$

素因数の和:2038

約数の個数: 48

約数和(自身を含む): 142178400

約数和(自身を除く): 74173892

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 61, 122, 143, 244, 286, 572, 671, 793, 1342, 1586, 1949, 2684, 3172, 3898, 7796, 8723, 17446, 21439, 25337, 34892, 42878, 50674, 85756, 101348, 118889, 237778, 278707, 475556, 557414, 1114828, 1307779, 1545557, 2615558, 3091114, 5231116, 6182228, 17001127, 34002254, 68004508]

約数ペア:

[(1, 68004508), (2, 34002254), (4, 17001127), (11, 6182228), (13, 5231116), (22, 3091114), (26, 2615558), (44, 1545557), (52, 1307779), (61, 1114828), (122, 557414), (143, 475556), (244, 278707), (286, 237778), (572, 118889), (671, 101348), (793, 85756), (1342, 50674), (1586, 42878), (1949, 34892), (2684, 25337), (3172, 21439), (3898, 17446), (7796, 8723)]