81558848

素因数分解:

$2^6\times 7^1\times {\mathrm{307}}^1\times {\mathrm{593}}^1$

素因数の和:919

約数の個数: 56

約数和(自身を含む): 185879232

約数和(自身を除く): 104320384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 307, 448, 593, 614, 1186, 1228, 2149, 2372, 2456, 4151, 4298, 4744, 4912, 8302, 8596, 9488, 9824, 16604, 17192, 18976, 19648, 33208, 34384, 37952, 66416, 68768, 132832, 137536, 182051, 265664, 364102, 728204, 1274357, 1456408, 2548714, 2912816, 5097428, 5825632, 10194856, 11651264, 20389712, 40779424, 81558848]

約数ペア:

[(1, 81558848), (2, 40779424), (4, 20389712), (7, 11651264), (8, 10194856), (14, 5825632), (16, 5097428), (28, 2912816), (32, 2548714), (56, 1456408), (64, 1274357), (112, 728204), (224, 364102), (307, 265664), (448, 182051), (593, 137536), (614, 132832), (1186, 68768), (1228, 66416), (2149, 37952), (2372, 34384), (2456, 33208), (4151, 19648), (4298, 18976), (4744, 17192), (4912, 16604), (8302, 9824), (8596, 9488)]