77997964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1181}}^1$

素因数の和:1294

約数の個数: 48

約数和(自身を含む): 158860800

約数和(自身を除く): 80862836

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 79, 158, 209, 316, 418, 836, 869, 1181, 1501, 1738, 2362, 3002, 3476, 4724, 6004, 12991, 16511, 22439, 25982, 33022, 44878, 51964, 66044, 89756, 93299, 186598, 246829, 373196, 493658, 987316, 1026289, 1772681, 2052578, 3545362, 4105156, 7090724, 19499491, 38998982, 77997964]

約数ペア:

[(1, 77997964), (2, 38998982), (4, 19499491), (11, 7090724), (19, 4105156), (22, 3545362), (38, 2052578), (44, 1772681), (76, 1026289), (79, 987316), (158, 493658), (209, 373196), (316, 246829), (418, 186598), (836, 93299), (869, 89756), (1181, 66044), (1501, 51964), (1738, 44878), (2362, 33022), (3002, 25982), (3476, 22439), (4724, 16511), (6004, 12991)]