161956496

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{6131}}^1$

素因数の和:6279

約数の個数: 40

約数和(自身を含む): 340644864

約数和(自身を除く): 178688368

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 127, 208, 254, 508, 1016, 1651, 2032, 3302, 6131, 6604, 12262, 13208, 24524, 26416, 49048, 79703, 98096, 159406, 318812, 637624, 778637, 1275248, 1557274, 3114548, 6229096, 10122281, 12458192, 20244562, 40489124, 80978248, 161956496]

約数ペア:

[(1, 161956496), (2, 80978248), (4, 40489124), (8, 20244562), (13, 12458192), (16, 10122281), (26, 6229096), (52, 3114548), (104, 1557274), (127, 1275248), (208, 778637), (254, 637624), (508, 318812), (1016, 159406), (1651, 98096), (2032, 79703), (3302, 49048), (6131, 26416), (6604, 24524), (12262, 13208)]